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Anti-Mullerian hormone, a marker for metformin therapy efficacy in polycystic ovarian syndrome: a pilot study on an Egyptian population 抗苗勒管激素,二甲双胍治疗多囊卵巢综合征疗效的标志:埃及人群的试点研究
Pub Date : 2017-05-01 DOI: 10.4103/ejode.ejode_10_17
Nermin Sheriba, Mona Abdelsalam, Bassem M Mostafa, Madha Mamdouh, Samia Eltohamy
Background Polycystic ovarian syndrome (PCOS) is the most common endocrinopathy in adult women, and is emerging as a common cause of menstrual disturbance in the adolescent population. Insulin resistance, which is considered one of its underlying causes, has increased markedly in the past decade, placing more adolescent girls at risk for PCOS and its complications. Anti-Mullerian hormone (AMH) is secreted by the granulose cells of ovarian follicles and correlated with the count of small antral follicles and it is expressed throughout folliculogenesis. Objective This study aimed to evaluate AMH in Egyptian women with PCOS and to determine whether it might serve as a prognostic marker for treatment efficacy with metformin. Patients and methods This study included 30 women with PCOS (group 1) and 30 healthy women without PCOS (group 2). AMH was measured in both groups, and before and after treatment with metformin (2550 mg) for 3 months in group 1. Results AMH levels were higher in PCO groups before (3.54±0.58 ng/ml) and after treatment (2.79±0.39 ng/ml) than the control group (2.14±0.49 ng/ml), with P value less than 0.01. In the PCO group, it was higher before (3.54±0.58 ng/ml) than after treatment (2.79±0.39 ng/ml), with P value less than 0.01. Conclusion AMH is higher in PCO patients and its levels decrease significantly with the insulin sensitizer metformin, and it can be used as a marker for treatment efficacy with metformin.
背景多囊卵巢综合征(PCOS)是成年女性中最常见的内分泌疾病,也是青少年月经紊乱的常见原因。胰岛素抵抗,被认为是其潜在原因之一,在过去十年中显著增加,使更多的青春期女孩面临多囊卵巢综合征及其并发症的风险。抗苗勒管激素(Anti-Mullerian hormone, AMH)由卵巢卵泡颗粒细胞分泌,与小窦卵泡数量相关,并在卵泡发生过程中表达。目的本研究旨在评估埃及PCOS女性的AMH,并确定其是否可以作为二甲双胍治疗效果的预后指标。患者与方法本研究纳入30例PCOS女性(第一组)和30例健康无PCOS女性(第二组)。测定两组患者的AMH,并测定第一组患者服用二甲双胍(2550 mg)治疗3个月前后的AMH。结果PCO组治疗前(3.54±0.58 ng/ml)和治疗后(2.79±0.39 ng/ml) AMH水平均高于对照组(2.14±0.49 ng/ml), P值均小于0.01。PCO组治疗前(3.54±0.58 ng/ml)高于治疗后(2.79±0.39 ng/ml), P值均小于0.01。结论胰岛素增敏剂二甲双胍可显著降低PCO患者AMH水平,可作为评价二甲双胍治疗效果的指标。
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引用次数: 0
Effectiveness and safety of insulin glargine plus glimepiride after 6 months of treatment among patients with type 2 diabetes mellitus who failed premixed insulin: An observational study conducted in Egypt 在埃及进行的一项观察性研究:甘精胰岛素联合格列美脲在预混胰岛素失败的2型糖尿病患者治疗6个月后的有效性和安全性
Pub Date : 2017-05-01 DOI: 10.4103/ejode.ejode_16_17
A. Abbassy, A. Saad, Abbas Oraby
Objective This study aimed to evaluate the effectiveness and safety of insulin glargine in combination with glimepiride treatment in daily practice in patients who failed premixed insulin with or without oral antidiabetic (OAD) regimen. Patients and methods This 6-month, prospective, multicenter, observational study conducted in Egypt included adult patients with type 2 diabetes mellitus on premix with or without OAD (glimepiride plus metformin), with glycated hemoglobin (HbA1c) greater than 8.5% and for whom the investigator decided to switch to insulin glargine in addition to glimepiride. Overall, three mandatory visits (baseline, 3 months, and 6 months) and seven phone calls were performed by the investigator for each eligible patient. Patients were assessed according to the value of HbA1c and fasting blood glucose (FBG). Results At the end of this study, the results showed effectiveness of combining insulin glargine plus glimepiride in reducing the mean baseline level of HbA1c% by 1.79 and 2.5% at visit 2 (week 12) and visit 3 (week 24), respectively (P<0.001). The percentage of patients reaching target HbA1c less than 7% in visit 2 (week 12) and visit 3 (week 24) was 5 and 24.3%, respectively. They also showed a significant reduction (P<0.001) in the mean FBG at visit 2 (week 12) and visit 3 (week 24) of 97.44 and 104.4 mg/dl, respectively, whereas the mean percent reductions were 44.37 and 47.54%, respectively. The percentage of patients who reaching FBG less than or equal to 100 mg/dl was 26.7 and 32.2%, in visit 2 (week 12) and visit 3 (week 24), respectively. There was no significant change in mean body weight between baseline and visit 3 (P>0.05). The mean 2-h postprandial blood glucose level was decreased significantly (P<0.001) at visit 2 to 171.93±68.2 mg/dl and at visit 3 to 155.88±56.61 mg/dl. The mean reductions of 2-h postprandial blood glucose at weeks 12 and 24 were 140.8 and 156.8 mg/dl, respectively, and the mean percentage reductions were 45 and 50.1%, respectively. A total of 50 adverse events were reported by 41 patients during the study. The most frequently reported adverse event was hypoglycemia, which included 37 episodes reported by 31 patients, where nocturnal hypoglycemia was represented in 12 episodes, with percentage of 32.4%. Conclusion The results showed that a combination therapy of insulin glargine and glimepiride improved glycemic control in patients with type 2 diabetes mellitus, who failed premixed with or without OAD (glimepiride plus metformin). In addition, safety analysis showed high patient tolerability to glargine and glimepiride regimen.
目的评价甘精胰岛素联合格列美脲在口服降糖药(OAD)预混胰岛素治疗失败患者的临床疗效和安全性。在埃及进行的这项为期6个月的前瞻性多中心观察性研究纳入了有或没有OAD的2型糖尿病成人患者(格列美脲加二甲双胍),糖化血红蛋白(HbA1c)大于8.5%,研究者决定在格列美脲之外改用甘精胰岛素。总体而言,研究者对每位符合条件的患者进行了3次强制性访问(基线、3个月和6个月)和7次电话。根据HbA1c和空腹血糖(FBG)值对患者进行评估。结果在研究结束时,甘精胰岛素联合格列美脲在第2次(第12周)和第3次(第24周)分别使HbA1c平均基线水平降低1.79%和2.5% (P0.05)。餐后2小时平均血糖水平在第2次至171.93±68.2 mg/dl和第3次至155.88±56.61 mg/dl时显著降低(P<0.001)。第12周和第24周餐后2小时血糖的平均降低率分别为140.8和156.8 mg/dl,平均降低百分比分别为45%和50.1%。41例患者在研究期间共报告了50例不良事件。最常见的不良事件是低血糖,31例患者报告了37次,其中12次为夜间低血糖,占32.4%。结论甘精胰岛素与格列美脲联合治疗失败的2型糖尿病合并OAD(格列美脲+二甲双胍)患者血糖控制均有改善。此外,安全性分析显示患者对甘精和格列美脲方案耐受性高。
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引用次数: 1
Assessment of vitamin D status in different samples of an elderly Egyptian population 对埃及老年人群不同样本中维生素D状况的评估
Pub Date : 2017-05-01 DOI: 10.4103/ejode.ejode_4_17
S. Shelbaya, S. Seddik, Abeer N. Ahmed, N. Roshdy, M. Abbas
Introduction Vitamin D is one of the important hormones involved in Ca homeostasis. It is also essential for the prevention of osteoporosis and fractures. Vitamin D is important for maintaining many physiologic functions, such as optimal balance, muscle strength, and innate immunity. Vitamin D deficiency is associated with an increased risk for several types of cancer, as well as autoimmune and cardiovascular disorders. As the influence of diet on vitamin D status is minimal and most circulating vitamin D is derived from exposure to sunlight, elderly populations are greatly affected; they have marked limitations that hinder their exposure to sunlight as well as their feeding and nutritional habits. Objectives of the study The aim of this study was to assess vitamin D status in Egyptian geriatric, homebound, nursing home residents, and ambulatory elderly individuals. Patients and methods This study was carried out on 90 elderly male and female individuals divided into three groups: the first group included 30 homebound elderly individuals, the second group included 30 elderly individuals living in nursing homes, and the third group included 30 community-dwelling ambulatory elderly individuals. Results There were high statistically significant difference in the vitamin D levels between the groups studied, being the highest in group III, 158 (18–240) nmol/l, and the lowest in group II, 16 (4–194) nmol/l. Statistically significant differences were found in sun exposure, with good exposure in 60% of the individuals in group III. There were also statistically significant differences in the intake of vitamin D in diet, with good intake in 64.30% of the individuals in group III. Also, we found the highest waist circumference in group II (98.68±20.73 cm). Vitamin D showed a significant positive correlation with serum calcium in group II (ρ=0.199) and a positive correlation with aspartate transaminase (AST) in group III (ρ=0.418). Conclusion Elderly Egyptian individuals in nursing houses are at risk of developing vitamin D deficiency because of lack of exposure to sunlight, dietary problems, and or central obesity.
维生素D是参与钙稳态的重要激素之一。它对预防骨质疏松和骨折也是必不可少的。维生素D对维持许多生理功能都很重要,比如最佳平衡、肌肉力量和先天免疫。维生素D缺乏与几种癌症、自身免疫性疾病和心血管疾病的风险增加有关。由于饮食对维生素D状态的影响很小,大多数循环中的维生素D来自阳光照射,老年人受到的影响很大;它们有明显的限制,阻碍了它们暴露在阳光下,也阻碍了它们的进食和营养习惯。本研究的目的是评估埃及老年人、居家、养老院居民和流动老年人的维生素D状况。本研究共对90名老年男女进行研究,分为三组:第一组30名居家老年人,第二组30名敬老院老年人,第三组30名社区流动老年人。结果各组间维生素D水平差异有统计学意义,ⅲ组维生素D水平最高,为158 (18-240)nmol/l,ⅱ组维生素D水平最低,为16 (4-194)nmol/l。在阳光照射方面发现了统计学上的显著差异,第三组中60%的人有良好的阳光照射。饮食中维生素D的摄入量也有统计学上的差异,第三组64.30%的人摄入良好。第二组患者腰围最高(98.68±20.73 cm)。维生素D与II组血清钙呈显著正相关(ρ=0.199),与III组天冬氨酸转氨酶(AST)呈显著正相关(ρ=0.418)。结论:由于缺乏阳光照射、饮食问题和/或中枢性肥胖,埃及养老院的老年人有发生维生素D缺乏症的风险。
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引用次数: 3
Study of the association of serum level of nesfatin-1 and diabetic kidney disease in patients with type 2 diabetes 2型糖尿病患者血清nesfatin-1水平与糖尿病肾病关系的研究
Pub Date : 2017-05-01 DOI: 10.4103/ejode.ejode_12_17
Talaat Abd-Elaaty, M. Rezk, Hend Abdel Moneium, Y. Naga, Sara Ghoniem
Background Nesfatin-1 is a newly found anorectic neuropeptide with potent metabolic regulatory effects, whose peripheral levels are shown to be elevated in diabetes. It is a newly discovered hypothalamic neuropeptide that regulates appetite. Its discovery has generated great interest in the scientific community because of its implication in energy and glucose homeostasis. Nesfatin-1 is an amino-acid peptide originating from the cleavage of nucleobindin2. It has a molecular weight of 9.8 kDa and the half-life of nucleobindin2 mRNA is ∼6 h. Interestingly, nesfatin-1 is also expressed in pancreatic β-cells, where it is localized with insulin in secretion vesicles. The structure of nesfatin-1 is also tripartite; the segment starting from the N-terminal end and going up to 23 amino acids is called N23, the middle segment covering the amino acids from 23 to 53 is called M30, and the segment from the 53rd to 82nd amino acids toward the carboxyl terminus is called C29. Objective We compared serum nesfatin-1 in patients with type 2 diabetes with evidence of diabetic kidney disease (DKD) [urinary albumin–creatinine ratio (UACR) >300 mg/day or reduced estimated glomerular filtration rate (eGFR) <60 ml/min] with patients newly diagnosed with type 2 diabetes and who had no evidence of DKD (UACR<30 mg/day) and a control group of healthy nondiabetic individuals. Patients and methods Ninety patients attending the outpatient clinics at Alexandria Main University Hospital and Alexandria Police Hospital, Egypt, were enrolled in this cross-sectional study to determine the association of serum level of nesfatin-1 and DKD in patients with type 2 diabetes. They were divided into three groups: group I included 30 type 2 diabetic patients with DKD. Group II included 30 type 2 diabetic patients without DKD. Group III included 30 nondiabetic healthy controls matched for age and sex with group I. Assessment included a thorough assessment of history, complete clinical examination, neurological examination, fundus examination, and laboratory investigations including metabolic profile and plasma nesfatin-1 by enzyme-linked immunosorbent assay. Results The study showed a statistically significant difference between the three studied groups in terms of age (P<0.001), HbA1c and fetal bovine serum (P≤0.001), fasting insulin level (P=0.022), blood urea (P<0.001), serum creatinine (P<0.001), eGFR (P<0.001), and UACR (P<0.001). The difference between the three groups studied was not significant in serum nesfatin-1 (P<0.564). The mean peripheral concentrations of nesfatin-1 were not significantly higher in patients with diabetes who had evidence of DKD compared with newly diagnosed type 2 diabetic patients who had no evidence of DKD (P<0.001). Conclusion Serum nesfatin-1 was not significantly higher in albuminuric type 2 diabetic patients compared with normoalbuminuric patients. Serum nesfatin also did not correlate with eGFR and creatinine in the different groups studied. Serum nesfa
Nesfatin-1是一种新发现的具有强大代谢调节作用的厌食神经肽,其外周水平在糖尿病中升高。它是一种新发现的调节食欲的下丘脑神经肽。它的发现引起了科学界的极大兴趣,因为它对能量和葡萄糖稳态的影响。Nesfatin-1是一种氨基酸肽,起源于核结合蛋白2的裂解。它的分子量为9.8 kDa,核结合蛋白2 mRNA的半衰期为~ 6小时。有趣的是,nesfatin-1也在胰腺β细胞中表达,它与分泌小泡中的胰岛素一起定位。nesfatin-1的结构也是三部分的;从n端开始到23个氨基酸的片段称为N23,从23到53个氨基酸的中间片段称为M30,从53到82个氨基酸到羧基端的片段称为C29。目的比较有糖尿病肾病(DKD)[尿白蛋白-肌酐比值(UACR) >300 mg/day或肾小球滤过率(eGFR) <60 ml/min]证据的2型糖尿病患者血清nesfatin-1与新诊断无DKD (UACR<30 mg/day)证据的2型糖尿病患者和健康非糖尿病对照组。患者和方法在埃及亚历山大大学医院和亚历山大警察医院门诊就诊的90例患者参加了这项横断面研究,以确定2型糖尿病患者血清nesfatin-1水平和DKD的关系。将患者分为三组:第一组30例2型糖尿病合并DKD患者。II组包括30例无DKD的2型糖尿病患者。第三组包括30名年龄和性别与第一组相匹配的非糖尿病健康对照者。评估包括彻底的病史评估、完整的临床检查、神经学检查、眼底检查和实验室调查,包括代谢谱和酶联免疫吸附法测定的血浆nesfatin-1。结果三组患者在年龄(P<0.001)、HbA1c和胎牛血清(P≤0.001)、空腹胰岛素水平(P=0.022)、尿素(P<0.001)、血清肌酐(P<0.001)、eGFR (P<0.001)、UACR (P<0.001)方面差异均有统计学意义。三组患者血清nesfatin-1水平差异无统计学意义(P<0.564)。有DKD证据的糖尿病患者与无DKD证据的新诊断的2型糖尿病患者相比,nesfatin-1的平均外周浓度没有显著升高(P<0.001)。结论2型糖尿病蛋白尿患者血清nesfatin-1与正常蛋白尿患者相比无显著升高。在研究的不同组中,血清nesfatin也与eGFR和肌酐无关。血清nesfatin-1可能不能代替蛋白尿作为DKD的早期标志物。需要更多的研究来确定nesfatin在糖尿病患者中的作用和意义。
{"title":"Study of the association of serum level of nesfatin-1 and diabetic kidney disease in patients with type 2 diabetes","authors":"Talaat Abd-Elaaty, M. Rezk, Hend Abdel Moneium, Y. Naga, Sara Ghoniem","doi":"10.4103/ejode.ejode_12_17","DOIUrl":"https://doi.org/10.4103/ejode.ejode_12_17","url":null,"abstract":"Background Nesfatin-1 is a newly found anorectic neuropeptide with potent metabolic regulatory effects, whose peripheral levels are shown to be elevated in diabetes. It is a newly discovered hypothalamic neuropeptide that regulates appetite. Its discovery has generated great interest in the scientific community because of its implication in energy and glucose homeostasis. Nesfatin-1 is an amino-acid peptide originating from the cleavage of nucleobindin2. It has a molecular weight of 9.8 kDa and the half-life of nucleobindin2 mRNA is ∼6 h. Interestingly, nesfatin-1 is also expressed in pancreatic β-cells, where it is localized with insulin in secretion vesicles. The structure of nesfatin-1 is also tripartite; the segment starting from the N-terminal end and going up to 23 amino acids is called N23, the middle segment covering the amino acids from 23 to 53 is called M30, and the segment from the 53rd to 82nd amino acids toward the carboxyl terminus is called C29. Objective We compared serum nesfatin-1 in patients with type 2 diabetes with evidence of diabetic kidney disease (DKD) [urinary albumin–creatinine ratio (UACR) >300 mg/day or reduced estimated glomerular filtration rate (eGFR) <60 ml/min] with patients newly diagnosed with type 2 diabetes and who had no evidence of DKD (UACR<30 mg/day) and a control group of healthy nondiabetic individuals. Patients and methods Ninety patients attending the outpatient clinics at Alexandria Main University Hospital and Alexandria Police Hospital, Egypt, were enrolled in this cross-sectional study to determine the association of serum level of nesfatin-1 and DKD in patients with type 2 diabetes. They were divided into three groups: group I included 30 type 2 diabetic patients with DKD. Group II included 30 type 2 diabetic patients without DKD. Group III included 30 nondiabetic healthy controls matched for age and sex with group I. Assessment included a thorough assessment of history, complete clinical examination, neurological examination, fundus examination, and laboratory investigations including metabolic profile and plasma nesfatin-1 by enzyme-linked immunosorbent assay. Results The study showed a statistically significant difference between the three studied groups in terms of age (P<0.001), HbA1c and fetal bovine serum (P≤0.001), fasting insulin level (P=0.022), blood urea (P<0.001), serum creatinine (P<0.001), eGFR (P<0.001), and UACR (P<0.001). The difference between the three groups studied was not significant in serum nesfatin-1 (P<0.564). The mean peripheral concentrations of nesfatin-1 were not significantly higher in patients with diabetes who had evidence of DKD compared with newly diagnosed type 2 diabetic patients who had no evidence of DKD (P<0.001). Conclusion Serum nesfatin-1 was not significantly higher in albuminuric type 2 diabetic patients compared with normoalbuminuric patients. Serum nesfatin also did not correlate with eGFR and creatinine in the different groups studied. Serum nesfa","PeriodicalId":260758,"journal":{"name":"Egyptian Journal of Obesity, Diabetes and Endocrinology","volume":"28 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"126469007","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
The role of genetic polymorphism of β3-adrenergic receptor in the susceptibility to diabetes and its related disorders: a case–control study on Egyptian population β3-肾上腺素能受体基因多态性在糖尿病及其相关疾病易感性中的作用:埃及人群的病例对照研究
Pub Date : 2017-05-01 DOI: 10.4103/ejode.ejode_8_17
Neveen Hemimi, Mona Abdelsalam, L. Tawfik, Marwa Khalil
Background The β3-adrenergic receptor (β3-AR) is mainly expressed in adipose tissue and plays an important role in lipid metabolism and metabolic rate by mediating lipolysis and thermogenesis. It has been suggested that the Trp64Arg (T→C) polymorphism in the β3-AR gene affects fat accumulation and/or impairment of lipid and carbohydrate metabolism. Objective The aim of this study was to investigate whether common polymorphism (Trp64Arg) of β3-AR gene has a role in the apparent susceptibility to type 2 diabetes mellitus (DM) and its related disorders in the Egyptian population. Patients and methods One hundred and thirty five healthy controls and 123 individuals with type 2 DM were enrolled in the study. The β3-AR Trp64Arg polymorphism was identified using restriction fragment length polymorphism PCR of peripheral blood DNA samples. Analysis of data was performed using SPSS program 11. Results Allele frequency for C was 23.2% in the diabetic group compared with 12.2% in the control group. The carriers of XC genotype (TC and CC) were at high risk of developing type 2 DM (odds ratio=2.8; 95% confidence interval=1.6–4.9) when compared with the carrier of TT genotype. Furthermore, they were at much higher risk of developing its related disorders such as central obesity, dyslipidemia, and hypertension (odds ratio=2.8; 1.8, 1.5, 2.2, and 2.7 for BMI, waist–hip ratio, triglycerides, high-density lipoprotein, and hypertension, respectively). Conclusion The prevalence of Arg64 allele of the Trp64Arg polymorphism in the β3-AR gene is a risk factor for type 2 DM and its related disorders in the Egyptian population.
β3-肾上腺素能受体(β3-AR)主要表达于脂肪组织,通过介导脂肪分解和产热作用,在脂质代谢和代谢率中发挥重要作用。有研究表明,β3-AR基因中的Trp64Arg (T→C)多态性影响脂肪积累和/或脂质和碳水化合物代谢的损害。目的探讨β3-AR基因共同多态性(Trp64Arg)是否与埃及人群2型糖尿病(DM)及其相关疾病的显性易感性有关。135名健康对照者和123名2型糖尿病患者参加了这项研究。采用限制性内切片段长度多态性PCR技术对外周血DNA样品进行β3-AR Trp64Arg多态性鉴定。数据分析采用SPSS软件11进行。结果糖尿病组C基因等位基因频率为23.2%,对照组为12.2%。XC基因型携带者(TC和CC)发生2型糖尿病的风险较高(优势比=2.8;95%可信区间= 1.6-4.9),与TT基因型携带者比较。此外,他们患相关疾病如中枢性肥胖、血脂异常和高血压的风险要高得多(优势比=2.8;BMI、腰臀比、甘油三酯、高密度脂蛋白和高血压分别为1.8、1.5、2.2和2.7)。结论β3-AR基因Trp64Arg多态性Arg64等位基因的流行是埃及人群发生2型糖尿病及其相关疾病的危险因素。
{"title":"The role of genetic polymorphism of β3-adrenergic receptor in the susceptibility to diabetes and its related disorders: a case–control study on Egyptian population","authors":"Neveen Hemimi, Mona Abdelsalam, L. Tawfik, Marwa Khalil","doi":"10.4103/ejode.ejode_8_17","DOIUrl":"https://doi.org/10.4103/ejode.ejode_8_17","url":null,"abstract":"Background The β3-adrenergic receptor (β3-AR) is mainly expressed in adipose tissue and plays an important role in lipid metabolism and metabolic rate by mediating lipolysis and thermogenesis. It has been suggested that the Trp64Arg (T→C) polymorphism in the β3-AR gene affects fat accumulation and/or impairment of lipid and carbohydrate metabolism. Objective The aim of this study was to investigate whether common polymorphism (Trp64Arg) of β3-AR gene has a role in the apparent susceptibility to type 2 diabetes mellitus (DM) and its related disorders in the Egyptian population. Patients and methods One hundred and thirty five healthy controls and 123 individuals with type 2 DM were enrolled in the study. The β3-AR Trp64Arg polymorphism was identified using restriction fragment length polymorphism PCR of peripheral blood DNA samples. Analysis of data was performed using SPSS program 11. Results Allele frequency for C was 23.2% in the diabetic group compared with 12.2% in the control group. The carriers of XC genotype (TC and CC) were at high risk of developing type 2 DM (odds ratio=2.8; 95% confidence interval=1.6–4.9) when compared with the carrier of TT genotype. Furthermore, they were at much higher risk of developing its related disorders such as central obesity, dyslipidemia, and hypertension (odds ratio=2.8; 1.8, 1.5, 2.2, and 2.7 for BMI, waist–hip ratio, triglycerides, high-density lipoprotein, and hypertension, respectively). Conclusion The prevalence of Arg64 allele of the Trp64Arg polymorphism in the β3-AR gene is a risk factor for type 2 DM and its related disorders in the Egyptian population.","PeriodicalId":260758,"journal":{"name":"Egyptian Journal of Obesity, Diabetes and Endocrinology","volume":"9 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2017-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"131696207","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Serum zinc level and its relation to insulin resistance and lipid profile in childhood and adolescent obesity 儿童和青少年肥胖患者血清锌水平及其与胰岛素抵抗和血脂的关系
Pub Date : 2017-05-01 DOI: 10.4103/ejode.ejode_6_17
M. Abdel Gawad, O. Omar, R. A. Abo Elwafa, Ebtsam F. Mohamed
Background Obesity is considered to be a worldwide health problem. Obese individuals are at a high risk of developing dyslipidemia, hypertension, impaired glucose tolerance, insulin resistance, and consequent increase of the risk of metabolic and cardiovascular diseases. In obesity, elevated insulin resistance is observed, which may be associated with disturbances in zinc status in the body. The few studies concerning the status of zinc and its relationship with insulin resistance in obese children and adolescents have brought inconclusive results. Aims The aims of this work were to study the level of serum zinc in obese children and adolescents and to evaluate its potential relation to obesity, insulin resistance, and lipid profile. Patients and methods Thirty obese children and adolescents and 30 healthy controls aged 5–19 years were recruited for the study. Lipid profile, serum zinc, fasting plasma glucose, and fasting insulin were measured. Insulin resistance was calculated according to the homeostatic model of assessment for insulin resistance and quantitative insulin-sensitivity check index. Results Obese individuals had significantly higher serum triglycerides, total cholesterol, low-density lipoprotein cholesterol, fasting plasma glucose, fasting blood insulin, and homeostatic model of assessment for insulin resistance, whereas high-density lipoprotein cholesterol and quantitative insulin-sensitivity check index were significantly lower in obese children than in healthy controls (all P<0.05). The serum concentration of zinc was significantly lower in obese individuals compared with control. There was a positive significant correlation between serum zinc level and high-density lipoprotein (r=0.511, P<0.05). Conclusion Obese children and adolescents have a poorer zinc status than children and adolescents of normal weight, which may affect lipid profile.
肥胖被认为是一个全球性的健康问题。肥胖个体患血脂异常、高血压、糖耐量受损、胰岛素抵抗的风险很高,因此代谢和心血管疾病的风险也会增加。在肥胖中,胰岛素抵抗升高,这可能与体内锌状态紊乱有关。关于肥胖儿童和青少年锌的状况及其与胰岛素抵抗的关系的研究很少,但结果不确定。本研究的目的是研究肥胖儿童和青少年的血清锌水平,并评估其与肥胖、胰岛素抵抗和血脂的潜在关系。患者与方法本研究招募30名肥胖儿童和青少年以及30名5-19岁的健康对照者。测定血脂、血清锌、空腹血糖和空腹胰岛素。根据胰岛素抵抗评估稳态模型和定量胰岛素敏感性检查指数计算胰岛素抵抗。结果肥胖儿童血清甘油三酯、总胆固醇、低密度脂蛋白胆固醇、空腹血糖、空腹血胰岛素及胰岛素抵抗稳态评估模型均显著高于健康对照组,而高密度脂蛋白胆固醇和胰岛素敏感性定量检查指标均显著低于健康对照组(P<0.05)。与对照组相比,肥胖个体血清锌浓度明显降低。血清锌水平与高密度脂蛋白呈显著正相关(r=0.511, P<0.05)。结论肥胖儿童和青少年锌含量低于正常体重儿童和青少年,可能影响血脂。
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引用次数: 2
High-normal thyroid stimulating hormone is a predictor of metabolic syndrome among young polycystic ovary syndrome women 高正常的促甲状腺激素是年轻多囊卵巢综合征妇女代谢综合征的预测因子
Pub Date : 2016-09-01 DOI: 10.4103/2356-8062.200908
A. Salama, R. Matta, Sahar Elhini, Lamia Hamdi, L. Adel, Hany Hassan
Background and objectives High-normal thyroid stimulating hormone (TSH) (2.6–4.5 μIU/ml) is associated with metabolic syndrome (MetS) in population studies. We hypothesized that euthyriod polycystic ovary syndrome (PCOS) with TSH of higher than 2.5 had altered anthropometric, metabolic, and endocrine parameters as well as higher percentage of MetS compared with those with lower TSH levels. Patients and methods The present study included 60 young euthyroid PCOS women without any thyroid risk factors and 60 age-matched and BMI-matched healthy, fertile women. Anthropometric measurements were obtained, biochemical and hormonal assay were evaluated, and the homeostatic model assessment-insulin resistance was calculated. PCOS women were divided into high-normal TSH (group 1) and low-normal TSH (group 2) groups. MetS was defined according to National Cholesterol Education Program/Adult Treatment Panel III. Results Group 1 had significantly higher waist circumference, systolic blood pressure and diastolic blood pressure, total cholesterol, triglycerides, low-density lipoprotein cholesterol, fasting glucose, fasting insulin, homeostatic model assessment-insulin resistance, and free androgenic index and significantly lower high-density lipoprotein cholesterol, free thyroxin, and sex hormone binding globulin compared with both group 2 and healthy controls. In addition, group 1 (compared with group 2) had significantly higher percentage and higher risk of MetS [46.7 vs. 16.7%, P=0.01; odds ratio (OR)=4.4] and some of its components such as fasting glucose of at least 100 mg/dl (26.7 vs. 6.7%, P=0.03; OR=4.3), high-density lipoprotein cholesterol of less than 50 mg/dl (50 vs. 23.3%, P=0.03; OR=3.3), TG of at least 150 mg/dl (50 vs. 20%, P=0.01; OR=4), and near-significant higher percentage of both waist circumference of 88 cm or more and systolic blood pressure of at least 130 (P=0.06 for both, OR=3.25, 5, respectively). TSH level of 2.85 was the best threshold to indicate MetS risk (sensitivity=68%, specificity=88%, Youden index=0.56, area under the curve=0.81). Conclusion High-normal TSH PCOS women had increased risk of MetS. The optimal cut-off point for diagnosis of MetS was 2.85 µIU/ml.
背景与目的在人群研究中,高正常促甲状腺激素(TSH) (2.6-4.5 μIU/ml)与代谢综合征(MetS)相关。我们假设,与TSH水平较低的患者相比,TSH高于2.5的甲状腺期多囊卵巢综合征(PCOS)的人体测量学、代谢和内分泌参数发生了改变,代谢代谢产物的百分比也更高。患者和方法本研究包括60名无甲状腺危险因素的年轻甲状腺功能正常的多囊卵巢综合征妇女和60名年龄匹配和bmi匹配的健康、有生育能力的妇女。进行了人体测量,进行了生化和激素测定,并计算了稳态模型评估-胰岛素抵抗。将PCOS女性分为TSH高正常组(1组)和TSH低正常组(2组)。MetS是根据国家胆固醇教育计划/成人治疗小组III定义的。结果1组腰围、收缩压、舒张压、总胆固醇、甘油三酯、低密度脂蛋白胆固醇、空腹血糖、空腹胰岛素、稳态模型评估-胰岛素抵抗、游离雄激素指数显著高于2组和健康对照组,高密度脂蛋白胆固醇、游离甲状腺素、性激素结合球蛋白显著低于2组和健康对照组。此外,1组(与2组相比)的MetS百分比和风险均显著高于2组[46.7比16.7%,P=0.01;优势比(OR)=4.4]和其中一些成分,如空腹血糖至少为100 mg/dl (26.7 vs. 6.7%, P=0.03;OR=4.3),高密度脂蛋白胆固醇低于50 mg/dl (50 vs. 23.3%, P=0.03;OR=3.3), TG至少为150 mg/dl (50 vs. 20%, P=0.01;OR=4),腰围大于或等于88 cm、收缩压大于或等于130以上的患者所占比例接近显著性增高(P=0.06, OR=3.25, 5)。TSH水平2.85是提示MetS风险的最佳阈值(敏感性=68%,特异性=88%,约登指数=0.56,曲线下面积=0.81)。结论高正常TSH多囊卵巢综合征患者发生肿瘤转移的风险增高。诊断met的最佳临界值为2.85µIU/ml。
{"title":"High-normal thyroid stimulating hormone is a predictor of metabolic syndrome among young polycystic ovary syndrome women","authors":"A. Salama, R. Matta, Sahar Elhini, Lamia Hamdi, L. Adel, Hany Hassan","doi":"10.4103/2356-8062.200908","DOIUrl":"https://doi.org/10.4103/2356-8062.200908","url":null,"abstract":"Background and objectives High-normal thyroid stimulating hormone (TSH) (2.6–4.5 μIU/ml) is associated with metabolic syndrome (MetS) in population studies. We hypothesized that euthyriod polycystic ovary syndrome (PCOS) with TSH of higher than 2.5 had altered anthropometric, metabolic, and endocrine parameters as well as higher percentage of MetS compared with those with lower TSH levels. Patients and methods The present study included 60 young euthyroid PCOS women without any thyroid risk factors and 60 age-matched and BMI-matched healthy, fertile women. Anthropometric measurements were obtained, biochemical and hormonal assay were evaluated, and the homeostatic model assessment-insulin resistance was calculated. PCOS women were divided into high-normal TSH (group 1) and low-normal TSH (group 2) groups. MetS was defined according to National Cholesterol Education Program/Adult Treatment Panel III. Results Group 1 had significantly higher waist circumference, systolic blood pressure and diastolic blood pressure, total cholesterol, triglycerides, low-density lipoprotein cholesterol, fasting glucose, fasting insulin, homeostatic model assessment-insulin resistance, and free androgenic index and significantly lower high-density lipoprotein cholesterol, free thyroxin, and sex hormone binding globulin compared with both group 2 and healthy controls. In addition, group 1 (compared with group 2) had significantly higher percentage and higher risk of MetS [46.7 vs. 16.7%, P=0.01; odds ratio (OR)=4.4] and some of its components such as fasting glucose of at least 100 mg/dl (26.7 vs. 6.7%, P=0.03; OR=4.3), high-density lipoprotein cholesterol of less than 50 mg/dl (50 vs. 23.3%, P=0.03; OR=3.3), TG of at least 150 mg/dl (50 vs. 20%, P=0.01; OR=4), and near-significant higher percentage of both waist circumference of 88 cm or more and systolic blood pressure of at least 130 (P=0.06 for both, OR=3.25, 5, respectively). TSH level of 2.85 was the best threshold to indicate MetS risk (sensitivity=68%, specificity=88%, Youden index=0.56, area under the curve=0.81). Conclusion High-normal TSH PCOS women had increased risk of MetS. The optimal cut-off point for diagnosis of MetS was 2.85 µIU/ml.","PeriodicalId":260758,"journal":{"name":"Egyptian Journal of Obesity, Diabetes and Endocrinology","volume":"62 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"128515807","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 2
Iron metabolism in type 1 diabetes: relation to insulin resistance 1型糖尿病的铁代谢:与胰岛素抵抗的关系
Pub Date : 2016-09-01 DOI: 10.4103/2356-8062.200911
I. Ahmed, Y. Eid, R. El-Gamal
Background An evidence-based association was established between iron metabolism and insulin-resistant (IR) conditions, among which was type 2 diabetes. Previous studies have reported elevated hepcidin and ferritin levels in type 2 diabetics. Aim The aim of this study was to investigate the possible relationship between hepcidin or ferritin and the development of IR in type 1 diabetes mellitus (T1DM). Methodology The study included 60 male participants who were categorized as follows: 20 patients having T1DM with IR (group 1), 20 patients having TIDM without IR (group 2), and 20 age-matched and BMI-matched healthy individuals. IR was evaluated using estimated glucose disposal rate (eGDR) and insulin (U/day). All patients were tested for fasting blood sugar, postprandial blood sugar, hemoglobin A1c, lipid profile, high-sensitivity C-reactive protein, C-peptide, ferritin, and hepcidin. Results Serum hepcidin showed a nonsignificant difference between groups 1 and 2, and was not correlated to any IR-related variables. Serum ferritin was significantly higher in group 1, positively correlated to BMI, waist circumference, insulin (U/kg/day), and negatively correlated to eGDR. Out of all the significantly correlated variables, the hemoglobin A1c and waist/hip ratio were able to predict eGDR using the multivariate analysis. Conclusion Hepcidin plays no role in T1DM IR patients. Although ferritin was higher in T1DM patients and was negatively correlated to eGDR, it failed to demonstrate an independent influence on eGDR, hindering its potential use as a predictor of IR.
背景铁代谢与胰岛素抵抗(IR)之间存在循证关联,其中包括2型糖尿病。先前的研究报道了2型糖尿病患者肝磷脂和铁蛋白水平升高。目的探讨hepcidin或铁蛋白与1型糖尿病(T1DM) IR发生的可能关系。该研究包括60名男性参与者,他们被分为以下几类:20名T1DM合并IR患者(第一组),20名TIDM合并IR患者(第二组),以及20名年龄匹配和bmi匹配的健康个体。IR用估计的葡萄糖处置率(eGDR)和胰岛素(U/day)来评估。所有患者均检测空腹血糖、餐后血糖、血红蛋白A1c、血脂、高敏c反应蛋白、c肽、铁蛋白和hepcidin。结果1、2组患者血清hepcidin水平差异无统计学意义,且与ir相关变量无相关性。1组血清铁蛋白显著升高,与BMI、腰围、胰岛素(U/kg/day)呈正相关,与eGDR呈负相关。在所有显著相关的变量中,糖化血红蛋白和腰臀比能够通过多变量分析预测eGDR。结论Hepcidin在T1DM IR患者中无作用。尽管铁蛋白在T1DM患者中较高,且与eGDR呈负相关,但它未能显示出对eGDR的独立影响,阻碍了其作为IR预测因子的潜在应用。
{"title":"Iron metabolism in type 1 diabetes: relation to insulin resistance","authors":"I. Ahmed, Y. Eid, R. El-Gamal","doi":"10.4103/2356-8062.200911","DOIUrl":"https://doi.org/10.4103/2356-8062.200911","url":null,"abstract":"Background An evidence-based association was established between iron metabolism and insulin-resistant (IR) conditions, among which was type 2 diabetes. Previous studies have reported elevated hepcidin and ferritin levels in type 2 diabetics. Aim The aim of this study was to investigate the possible relationship between hepcidin or ferritin and the development of IR in type 1 diabetes mellitus (T1DM). Methodology The study included 60 male participants who were categorized as follows: 20 patients having T1DM with IR (group 1), 20 patients having TIDM without IR (group 2), and 20 age-matched and BMI-matched healthy individuals. IR was evaluated using estimated glucose disposal rate (eGDR) and insulin (U/day). All patients were tested for fasting blood sugar, postprandial blood sugar, hemoglobin A1c, lipid profile, high-sensitivity C-reactive protein, C-peptide, ferritin, and hepcidin. Results Serum hepcidin showed a nonsignificant difference between groups 1 and 2, and was not correlated to any IR-related variables. Serum ferritin was significantly higher in group 1, positively correlated to BMI, waist circumference, insulin (U/kg/day), and negatively correlated to eGDR. Out of all the significantly correlated variables, the hemoglobin A1c and waist/hip ratio were able to predict eGDR using the multivariate analysis. Conclusion Hepcidin plays no role in T1DM IR patients. Although ferritin was higher in T1DM patients and was negatively correlated to eGDR, it failed to demonstrate an independent influence on eGDR, hindering its potential use as a predictor of IR.","PeriodicalId":260758,"journal":{"name":"Egyptian Journal of Obesity, Diabetes and Endocrinology","volume":"80 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-09-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"122294732","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 0
Inflammatory bowel disease severity and activity are correlated to thyroid gland nodularity, chronic nonthyroidal illness, and thyroid autoantibodies but not thyroid dysfunction 炎症性肠病的严重程度和活动性与甲状腺结节、慢性非甲状腺疾病和甲状腺自身抗体相关,但与甲状腺功能障碍无关
Pub Date : 2016-05-01 DOI: 10.4103/2356-8062.197574
Mohamed Ghitany, H. Nouh, T. Elsherbiny, R. Elsayed
Introduction An association between inflammatory bowel disease (IBD) and autoimmune thyroid disease (AITD) exists. The aim of the present study was to evaluate thyroid nodules, function, and antibodies in patients with IBD. Patients and materials The study included 50 patients with established diagnosis of IBD either ulcerative colitis (UC) or Crohn’s disease and 25 healthy controls. They were classified into two groups: group I included 25 patients with UC, and group II included 25 patients with Crohn’s disease; the control group included 25 healthy individuals. They were subjected to history taking, complete physical examination, and laboratory investigations that included evaluation of erythrocyte sedimentation rate (ESR), C-reactive protein, fecal calprotectin, free T3, free T4, thyroid-stimulating hormone, antithyroid peroxidase (TPO), antithyroglobulin (TG), and TSH receptor antibodies. Ileocolonoscopic and histopathological examination with assessment of IBD activity and thyroid ultrasonography were carried out. Results There were no statistically significant differences between the three groups as regards anti-TG antibodies (P=0.075), anti-TPO (P=0.190), AITD assessed serologically or by means of ultrasound (P=1.000), or as regards thyroid status (P=0.528). IBD patients had significantly more thyroid nodules compared with controls (P<0.001), and there was a positive correlation between IBD markers of activity (ESR and fecal calprotectin) and the presence of nodules. A significant negative correlation existed between free T3 and fecal calprotectin, ESR, and C-reactive protein, as well as between free T4 and ESR and fecal calprotectin. A significant positive correlation between anti-TG antibodies and fecal calprotectin as well as between anti-TPO antibodies and histological activity assessment of UC patients also existed. We found a significant negative correlation between free T3 and free T4 and several indices of IBD activity/severity. Conclusion AITD and altered thyroid function were the same among IBD patients and controls. However, IBD patients had significantly more nodules; indices of activity/severity of IBD correlated negatively with free T3 and T4, and positively with anti-TPO, anti-TG, and nodularity.
炎症性肠病(IBD)和自身免疫性甲状腺疾病(AITD)之间存在关联。本研究的目的是评估IBD患者的甲状腺结节、功能和抗体。患者和材料本研究包括50例确诊为溃疡性结肠炎(UC)或克罗恩病的IBD患者和25例健康对照。他们被分为两组:组I包括25例UC患者,组II包括25例克罗恩病患者;对照组包括25名健康个体。他们接受了病史记录、完整的体格检查和实验室调查,包括红细胞沉降率(ESR)、c反应蛋白、粪便钙保护蛋白、游离T3、游离T4、促甲状腺激素、抗甲状腺过氧化物酶(TPO)、抗甲状腺球蛋白(TG)和TSH受体抗体的评估。进行回肠结肠镜和组织病理学检查,评估IBD活动和甲状腺超声检查。结果三组患者抗tg抗体(P=0.075)、抗tpo抗体(P=0.190)、血清学或超声评估AITD (P=1.000)、甲状腺状态(P=0.528)差异均无统计学意义。与对照组相比,IBD患者有更多的甲状腺结节(P<0.001), IBD活性标志物(ESR和粪便钙保护蛋白)与结节存在正相关。游离T3与粪钙保护蛋白、ESR、c反应蛋白呈显著负相关,游离T4与ESR、粪钙保护蛋白呈显著负相关。抗tg抗体与粪钙保护蛋白、抗tpo抗体与UC患者组织学活性评估也存在显著正相关。我们发现游离T3和游离T4与IBD活动/严重程度的几个指标呈显著负相关。结论IBD患者与对照组的AITD和甲状腺功能改变相同。然而,IBD患者有更多的结节;IBD活动性/严重程度指标与游离T3、T4呈负相关,与抗tpo、抗tg、结节性呈正相关。
{"title":"Inflammatory bowel disease severity and activity are correlated to thyroid gland nodularity, chronic nonthyroidal illness, and thyroid autoantibodies but not thyroid dysfunction","authors":"Mohamed Ghitany, H. Nouh, T. Elsherbiny, R. Elsayed","doi":"10.4103/2356-8062.197574","DOIUrl":"https://doi.org/10.4103/2356-8062.197574","url":null,"abstract":"Introduction An association between inflammatory bowel disease (IBD) and autoimmune thyroid disease (AITD) exists. The aim of the present study was to evaluate thyroid nodules, function, and antibodies in patients with IBD. Patients and materials The study included 50 patients with established diagnosis of IBD either ulcerative colitis (UC) or Crohn’s disease and 25 healthy controls. They were classified into two groups: group I included 25 patients with UC, and group II included 25 patients with Crohn’s disease; the control group included 25 healthy individuals. They were subjected to history taking, complete physical examination, and laboratory investigations that included evaluation of erythrocyte sedimentation rate (ESR), C-reactive protein, fecal calprotectin, free T3, free T4, thyroid-stimulating hormone, antithyroid peroxidase (TPO), antithyroglobulin (TG), and TSH receptor antibodies. Ileocolonoscopic and histopathological examination with assessment of IBD activity and thyroid ultrasonography were carried out. Results There were no statistically significant differences between the three groups as regards anti-TG antibodies (P=0.075), anti-TPO (P=0.190), AITD assessed serologically or by means of ultrasound (P=1.000), or as regards thyroid status (P=0.528). IBD patients had significantly more thyroid nodules compared with controls (P<0.001), and there was a positive correlation between IBD markers of activity (ESR and fecal calprotectin) and the presence of nodules. A significant negative correlation existed between free T3 and fecal calprotectin, ESR, and C-reactive protein, as well as between free T4 and ESR and fecal calprotectin. A significant positive correlation between anti-TG antibodies and fecal calprotectin as well as between anti-TPO antibodies and histological activity assessment of UC patients also existed. We found a significant negative correlation between free T3 and free T4 and several indices of IBD activity/severity. Conclusion AITD and altered thyroid function were the same among IBD patients and controls. However, IBD patients had significantly more nodules; indices of activity/severity of IBD correlated negatively with free T3 and T4, and positively with anti-TPO, anti-TG, and nodularity.","PeriodicalId":260758,"journal":{"name":"Egyptian Journal of Obesity, Diabetes and Endocrinology","volume":"32 1","pages":"0"},"PeriodicalIF":0.0,"publicationDate":"2016-05-01","publicationTypes":"Journal Article","fieldsOfStudy":null,"isOpenAccess":false,"openAccessPdf":"","citationCount":null,"resultStr":null,"platform":"Semanticscholar","paperid":"124014832","PeriodicalName":null,"FirstCategoryId":null,"ListUrlMain":null,"RegionNum":0,"RegionCategory":"","ArticlePicture":[],"TitleCN":null,"AbstractTextCN":null,"PMCID":"","EPubDate":null,"PubModel":null,"JCR":null,"JCRName":null,"Score":null,"Total":0}
引用次数: 1
Serum total osteocalcin level as a vascular marker in elderly patients with metabolic syndrome 血清总骨钙素水平在老年代谢综合征患者中的血管标志物作用
Pub Date : 2015-09-01 DOI: 10.4103/2356-8062.178290
M. Saad, Nany Al-Gaiar, M. Mahmood, Amr Al-Abd
Metabolic syndrome (MetS) is a major public health problem and a clinical challenge worldwide. Several epidemiological studies have confirmed the increased risk for cardiovascular diseases (CVD) in individuals with MetS. Total osteocalcin (TOC) is a bone-derived, noncollagenous protein that was recently recognized as a hormone-regulating energy metabolism factor. Importantly, osteocalcin expression has been described as having a role in calcifying vascular smooth muscle cells. We aimed in the present study to analyze the correlation between serum levels of TOC and vascular calcification in elderly persons with MetS. Seventy-four elderly men aged 65 years or older were included in the present study and divided into two groups. Group I comprised 40 patients who satisfied at least three criteria for MetS according to the National Cholesterol Education Program Adult Treatment Panel III (NCEP-ATP III) definition, and group II comprised 34 age-matched healthy men who served as the control group. BMI was calculated, blood samples were taken for lipid profile analysis, and total osteocalcin (OCN) levels were evaluated using enzyme-linked immunosorbent assay kits. Carotid Doppler B mode ultrasonography was performed for all participants. Patients with MetS exhibited significantly higher BMIs, waist circumference, fasting blood sugar, triglycerides, blood pressure, total cholesterol, and lower high-density lipoprotein-cholesterol compared with controls. Patients with MetS had significantly lower levels of TOC compared with controls. Also, patients with MetS had significantly higher intima-media thickness and a higher number of carotid plaques compared with controls. TOC was significantly negatively correlated with parameters of carotid atherosclerosis. It is also negatively correlated with dyslipidemic parameters. Its correlation with components of MetS did not reach statistical significance. We concluded that serum osteocalcin levels were negatively correlated with carotid atherosclerosis in patients with MetS. This may reflect the role of osteocalcin as a circulating endocrine factor that regulates glucose metabolism and thereby cardiovascular risk in patients with MetS. Prospective studies are needed to assess the time course and relevance of serum osteocalcin in the development of atherosclerosis in patients with MetS.
代谢综合征(MetS)是世界性的重大公共卫生问题和临床挑战。一些流行病学研究证实,MetS患者患心血管疾病(CVD)的风险增加。总骨钙素(TOC)是一种骨源性非胶原蛋白,最近被认为是一种激素调节能量代谢因子。重要的是,骨钙素的表达已被描述为在血管平滑肌细胞钙化中起作用。本研究旨在分析老年met患者血清TOC水平与血管钙化的相关性。74名65岁以上的老年男性被纳入本研究,并被分为两组。根据国家胆固醇教育计划成人治疗小组III (NCEP-ATP III)的定义,I组包括40名至少满足MetS三个标准的患者,II组包括34名年龄匹配的健康男性作为对照组。计算BMI,采集血液样本进行脂质分析,并使用酶联免疫吸附测定试剂盒评估总骨钙素(OCN)水平。所有受试者均行颈动脉B型多普勒超声检查。与对照组相比,met患者表现出明显更高的bmi、腰围、空腹血糖、甘油三酯、血压、总胆固醇和更低的高密度脂蛋白-胆固醇。与对照组相比,met患者的TOC水平显著降低。此外,与对照组相比,met患者的内膜-中膜厚度和颈动脉斑块数量显著增加。TOC与颈动脉粥样硬化各项指标呈显著负相关。它也与血脂异常参数负相关。其与MetS成分的相关性无统计学意义。我们得出结论,血清骨钙素水平与met患者颈动脉粥样硬化呈负相关。这可能反映了骨钙素作为一种循环内分泌因子的作用,它调节糖代谢,从而调节MetS患者的心血管风险。需要前瞻性研究来评估血清骨钙素在met患者动脉粥样硬化发展中的时间过程和相关性。
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Egyptian Journal of Obesity, Diabetes and Endocrinology
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