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Association of ABO Blood Group Status in Patients with Breast Lesions and Emphasis on Invasive Breast Carcinoma 乳腺癌患者ABO血型状况与浸润性乳腺癌的关系
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/51863.2647
Shahanaz Shaik, B. Kumarguru, Ashutosh Ramaswamy, R. Anegundi, P. Janakiraman
Introduction: The ABO blood group antigens are expressed on the erythrocyte membrane and on the surface of other normal and pathological cells. Recently, there has been an increasing research interest in the association between ABO blood group antigens and certain type of human cancers. Aim: To determine the association of ABO blood group and Rh blood type in patients with breast lesions. Materials and Methods: It was a retrospective observational study done at a rural tertiary care referral institute, PES Institute of Medical Sciences and Research (PESIMSR), Kuppam, Andhra Pradesh, India, from January 2015 to December 2018. Apparently healthy female voluntary blood donors constituted the control group (n=222). Patients with breast lesions constituted the study group (n=125). The association of the breast lesions with ABO blood group and Rh blood type was analysed. Frequencies, Chi‑square test and crosstabs were the statistical tools used for data analysis. All the statistical calculations were performed through Statistical Software for Data Science (STATA) version 14.1. Results: Total 125 cases of breast lesions were analysed. Neoplastic lesions 113 (90.4%) were more common than the non neoplastic lesions 12 (9.6%). Blood group “O” was the most common blood group in malignant neoplasms and was statistically significant (p=0.045). Blood group B was the most common blood group in grade II invasive breast carcinoma and was statistically just significant (p=0.05). Conclusion: A definite change in the pattern of distribution of ABO blood group was observed in grade II malignant neoplasms. It may be hypothesised that knowing the blood group of breast cancer patients may be beneficial in order to triage the patients for the purpose of efficient management.
ABO血型抗原在红细胞膜和其他正常和病理细胞表面表达。最近,人们对ABO血型抗原与某些类型的人类癌症之间的关系越来越感兴趣。目的:探讨乳腺病变患者ABO血型与Rh血型的关系。材料与方法:这是一项回顾性观察性研究,于2015年1月至2018年12月在印度安得拉邦库帕姆的一家农村三级保健转诊机构PES医学科学与研究所(PESIMSR)进行。健康女性自愿献血者为对照组(n=222)。乳腺病变患者为研究组(n=125)。分析了乳腺病变与ABO血型和Rh血型的关系。频率、卡方检验和交叉表是用于数据分析的统计工具。所有统计计算均通过STATA 14.1版统计软件进行。结果:对125例乳腺病变进行了分析。肿瘤病变113例(90.4%)高于非肿瘤病变12例(9.6%)。O型血是恶性肿瘤中最常见的血型,差异有统计学意义(p=0.045)。B型血是II级浸润性乳腺癌中最常见的血型,差异有统计学意义(p=0.05)。结论:ⅱ级恶性肿瘤患者ABO血型分布有明显变化。可以假设,了解乳腺癌患者的血型可能有助于对患者进行分类,以达到有效管理的目的。
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引用次数: 0
Histopathological and Immunohistochemical Features of Nasal and Paranasal Sinus Neoplastic Lesions- A Cross-sectional Study 鼻窦和副鼻窦肿瘤的组织病理学和免疫组织化学特征-横断面研究
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/53594.2611
C. Anushree, S. S. Maharana, Bhavya Nair, Y. Manjunatha
Introduction: Majority of nasal and paranasal sinus lesions clinically present as polypoidal lesions, complicating the diagnosis for the physician which inturn hampers the patient prognosis and in few cases survival of patient, so histopathology is imperative to arrive at the diagnosis. Carcinoma of the paranasal sinus cavity is rare representing 3-4% of head and neck tumours and less than 1% of all malignancies. Aim: To examine the histopathological patterns of neoplastic nasal and paranasal sinus lesions, to categorise neoplastic lesions into benign and malignant types, to find the relation of these lesions with age and sex and also to find the utility of Immunohistochemistry (IHC) in differentiating morphologically suspicious lesions. Materials and Methods: The present cross-sectional study was carried out between January 2020-January 2021. A total of 22 cases were taken for the study, which were received as nasal and paranasal sinus lesions in histopathology. All the lesions received were processed according to standard protocol and diagnosed histopathologically and confirmed by relevant special stains and immunohistochemical analysis (CD99, CD56 etc.). Results: Out of 22 cases, 16 were benign and six were malignant. The lesions were commonly detected between fourth to sixth decades. Male to female ratio was 1.4:1. The ratio of benign to malignant lesion was 2.67:1. The most common benign lesion encountered was capillary haemangioma (seven cases) and malignant lesion seen was squamous cell carcinoma (three cases), comparable to other similar studies. The IHC was done in malignant lesions for accurate diagnosis. Conclusion: In the present study, the cases are divided into benign and malignant lesions with the help of histopathological examination. Cases showing features of malignancy were further subjected to immunohistochemical examination as to diagnose the cases precisely and thus help in patient treatment and prognosis.
简介:临床上鼻、副鼻窦病变多表现为息肉样病变,给医生的诊断带来困难,影响患者的预后,少数病例影响患者的生存,因此需要通过组织病理学进行诊断。鼻窦腔癌是罕见的,占头颈部肿瘤的3-4%,占所有恶性肿瘤的不到1%。目的:探讨鼻窦肿瘤性病变的组织病理学特征,将肿瘤病变分为良性和恶性两种类型,探讨肿瘤病变与年龄和性别的关系,探讨免疫组化(IHC)在鉴别形态学可疑病变中的应用价值。材料和方法:本横断面研究于2020年1月至2021年1月进行。本研究共选取22例,在组织病理学上均为鼻窦及副鼻窦病变。所有接受的病变均按标准方案处理,经组织病理学诊断,相关特殊染色及免疫组织化学分析(CD99、CD56等)证实。结果:22例中,良性16例,恶性6例。病变通常在40岁到60岁之间被发现。男女比例为1.4:1。良、恶性病变比例为2.67:1。最常见的良性病变为毛细血管瘤(7例),恶性病变为鳞状细胞癌(3例),与其他类似研究比较。对恶性病变进行免疫组化检查以准确诊断。结论:在本研究中,通过组织病理学检查将病例分为良、恶性病变。对有恶性肿瘤征象的病例进一步行免疫组化检查,以准确诊断病例,帮助患者治疗和预后。
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引用次数: 0
Evaluation of Plasma Glucose Estimations as Reliable Economical Surrogate for HbA1c in Monitoring Glycaemic Status of T2DM Patients: A Retrospective Study 评估血糖作为可靠经济的替代HbA1c监测T2DM患者血糖状态:一项回顾性研究
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/53060.2658
K. M. Mathi, M. Chowdary
Introduction: In Low and Middle Income Countries (LMIC) like India, either Fasting Plasma Glucose or Postprandial Plasma Glucose (FPG/PPG) estimations were adopted as surrogate alternative to Glycated Haemoglobin (HbA1c) in Type 2 Diabetes Mellitus (T2DM). However, the reliability of this correlation remains ambiguous due to lack of consensus among the previous studies. Aim: To determine the correlation of FPG and PPG as well as their calculated mean with HbA1c in T2DM subjects for monitoring glycaemic status. Materials and Methods: A single centre, retrospective, cross- sectional data survey was carried out for a sampling frame of 13 months (August 2017 to August 2018) encompassing 1268 T2DM subjects. The data was collected during September 2018 to March 2019 and subsequently analysed during April 2019 to August 2019. The analysis was carried out in two approaches. In the first approach: the data was segregated into two major groups and six subgroups to understand relative concordance and discordance percentage; sensitivity, specificity and accuracy; and absolute and percentage difference recruiting relevant statistical tools. In the second approach, Area Under Curve (AUC) of Receiver Operating Characteristic (ROC) curves were employed to understand changes in FPG/PPG/calculated mean with increasing severity of T2DM. Results: With increasing severity of T2DM (HbA1c), not only gradual exacerbation of underestimation in FPG and overestimation in PPG but also declination of sensitivity in either of them was apparent. Though calculated mean of FPG and PPG measurements appended with intermittent features yet mimics PPG. AUC of ROC analysis revealed relatively high PPG levels at lower HbA1c levels and its replacement with FPG with increasing HbA1c levels. Conclusion: An integrated utility of both FPG and PPG as tuning tools of treatment modalities to achieve desired HbA1c levels in T2DM could be a promising approach.
在印度等低收入和中等收入国家(LMIC),采用空腹血糖或餐后血糖(FPG/PPG)评估作为2型糖尿病(T2DM)患者糖化血红蛋白(HbA1c)的替代方法。然而,由于先前的研究缺乏共识,这种相关性的可靠性仍然不明确。目的:探讨T2DM患者FPG、PPG及其计算平均值与HbA1c的相关性,用于监测血糖状态。材料和方法:对1268名T2DM患者进行了为期13个月(2017年8月至2018年8月)的单中心、回顾性、横断面数据调查。数据是在2018年9月至2019年3月期间收集的,随后在2019年4月至2019年8月期间进行了分析。分析采用了两种方法。第一种方法:将数据分为两大组和六个亚组,了解相对一致性和不一致性百分比;敏感性、特异性和准确性;以及招聘绝对和百分比差异的相关统计工具。在第二种方法中,采用受试者工作特征(ROC)曲线下面积(AUC)来了解FPG/PPG/计算平均值随T2DM严重程度增加的变化。结果:随着T2DM (HbA1c)严重程度的增加,FPG过低和PPG过高的情况逐渐加重,且两者的敏感性均明显下降。虽然FPG和PPG测量的计算平均值附带间歇性特征,但模拟PPG。ROC分析的AUC显示,当HbA1c水平较低时,PPG水平相对较高,当HbA1c水平升高时,PPG被FPG取代。结论:综合使用FPG和PPG作为治疗方式的调整工具,以达到T2DM患者所需的HbA1c水平可能是一种很有前途的方法。
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引用次数: 0
Unusual Analytic Error Which Can Mimic as a Preanalytical Error 可以模拟为分析前误差的异常分析误差
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/52303.2636
M. Shankar, Anjali Sharma, Mumta Singh, .. Sugandha
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引用次数: 0
Seroprevalence of Transfusion Transmitted Diseases in a Tertiary Care Hospital of Northern India: A Five Year Retrospective Study 输血传播疾病在印度北部三级医院的血清患病率:一项五年回顾性研究
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/53686.2621
H. Sharma, Meghana Bansal, Ritu Sharma, Nikhilesh Kumar, Deepak Munjal
Introduction: Although transfusion of blood and its components is life saving but it may also pose a threat to life as with every unit of blood there is 1% chance of transfusion associated problems which include the transfusion of transmitted diseases as well. The Ministry of Health and Family Welfare (Government of India) under The Drug and Cosmetic Act, 1945 (amended from time to time) mandates the screening of blood donations against five major infections- Human Immunodeficiency Virus (HIV), Hepatitis B Virus (HBV), Hepatitis C Virus (HCV), Syphilis and Malaria. Aim: To estimate the prevalence of Transfusion Transmitted Infections (TTIs) among blood donors in a tertiary care hospital. Materials and Methods: This is a retrospective five year study from February 2016 to January 2021. The study was undertaken at TS Misra Medical College and Hospital, Lucknow, Uttar Pradesh, India. The sample size included 5420 blood donors. The data concerning type of donors, gender and results of screening tests were obtained from blood bank register/records. Donor selection was based on history of present and past illness and also included a pre-donation questionnaire. Serum samples were screened for Hepatitis B Surface Antigen (HBsAg), antibodies to HIV Type 1 and 2 and antibodies to HCV using Microwell Enzyme Linked Immuno Sorbent Assay (ELISA) Test. For syphilis and malaria detection, membrane based immunoassay and sandwich immunoassay techniques were used respectively. Results: Out of a total of 5420 blood donations over a period of five years, there were 5298 male donors and 122 female donors. There were 5368 replacement donors and 52 voluntary donors. The prevalence of HIV, HBsAg, HCV, syphilis and malaria was 0.16%, 0.77%, 0.11%, 0.53% and 0%, respectively. Conclusion: Voluntary blood donations, stringent screening measures, advanced screening techniques, strict donor selection are essential features for decreasing the prevalence further and also would ensure blood safety.
简介:虽然输血及其成分可以挽救生命,但它也可能对生命构成威胁,因为每单位血液有1%的机会出现与输血有关的问题,其中包括输血传播疾病。卫生和家庭福利部(印度政府)根据1945年《药品和化妆品法》(不时修订)规定,对献血进行五种主要感染筛查——人类免疫缺陷病毒(HIV)、乙型肝炎病毒(HBV)、丙型肝炎病毒(HCV)、梅毒和疟疾。目的:了解某三级医院献血者输血传播感染(tti)的流行情况。材料和方法:这是一项为期五年的回顾性研究,时间为2016年2月至2021年1月。这项研究是在印度北方邦勒克瑙的TS Misra医学院和医院进行的。样本量包括5420名献血者。有关献血者类型、性别和筛选试验结果的数据来自血库登记/记录。捐献者的选择是基于现在和过去的病史,也包括捐赠前的问卷调查。采用Microwell酶联免疫吸附试验(ELISA)检测血清乙型肝炎表面抗原(HBsAg)、HIV 1型和2型抗体和HCV抗体。梅毒和疟疾检测分别采用膜免疫法和夹心免疫法。结果:5年5420例献血者中,男性5298例,女性122例。有5368例替代献血者和52例自愿献血者。HIV、HBsAg、HCV、梅毒和疟疾的患病率分别为0.16%、0.77%、0.11%、0.53%和0%。结论:自愿献血、严格的筛查措施、先进的筛查技术、严格的献血者选择是进一步降低发病率和确保血液安全的必要特征。
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引用次数: 0
Lymphocytic Thyroiditis- Association between Cytology and Biochemical Findings 淋巴细胞性甲状腺炎-细胞学和生化结果之间的关系
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/54808.2619
Priya P Kartha, Aysha Ali, K. Jayasree, B. Sreeram
Introduction: Hashimoto’s thyroiditis otherwise called as chronic lymphocytic thyroiditis is the most common cause of hypothyroidism and one of the most common thyroid lesions in Fine Needle Aspiration Cytology (FNAC). Diagnosis depends on clinical findings, ultrasonographic findings, thyroid profile and antithyroid antibody levels along with the FNAC findings. Not much studies are there which have assessed the association of the clinical and biochemical parameters with the cytological findings. Aim: To grade the cytological features of lymphocytic thyroiditis and to study the association of the grades with Thyroid Function Test (TFT) and antithyroid antibody levels. Materials and Methods: A prospective time bound analytical observational study of one year was carried out in the Department of Pathology at Government Medical College, Palakkad, Kerala, India after obtaining approval from the Institutional Ethics Committee (IEC). Out of the total of 462 cases of thyroid lesions who underwent Fine Needle Aspiration (FNA), 147 cases were lymphocytic thyroiditis as per cytology. Of these, 40 cases had Thyroid Stimulating Hormone (TSH), Antithyroglobulin Antibody (ATG) and Antithyroid Peroxidase Antibody (ATPO) levels known which were included in the study. Cytological grading of those were done and the association of the same with the above mentioned parameters was studied. Data was analysed using Statistical Package for the Social Sciences (SPSS) software. Descriptive statistics were calculated and presented as percentages, mean and Standard Deviation (SD). Chi-square test was used to find the association between the categorical variables. The p-value <0.05 was taken as statistically significant. Results: Cytomorphology was diagnostic of thyroiditis in all the cases. Out of the 40 cases, 32 were females.The most common age group affected was 31-40 years, though it ranged from 18-68 years. Most common clinical presentation was diffusely enlarged thyroid, though a few presented as nodular disease. Most of the patients had grade 1 thyroiditis (23 cases) followed by grade 2 (13 cases). Elevated antithyroid antibody levels - ATPO elevated in 32 cases and ATG in 20 cases. TSH was seen elevated in 28 cases of thyroiditis. No association was observed with the antithyroid antibody levels and the cytological grade. Conclusion: Lymphocytic infiltration into the follicles is the diagnostic cytological feature of chronic lymphocytic thyroiditis. TSH elevation and positive ATPO levels strongly suggest Hashimoto’s thyroiditis. No association was found between the cytological grade and TSH and antibody levels.
桥本甲状腺炎又称慢性淋巴细胞性甲状腺炎,是甲状腺功能减退最常见的病因,也是细针穿刺细胞学检查中最常见的甲状腺病变之一。诊断取决于临床表现、超声检查结果、甲状腺特征和抗甲状腺抗体水平以及FNAC检查结果。很少有研究评估临床和生化参数与细胞学结果的关系。目的:对淋巴细胞性甲状腺炎的细胞学特征进行分级,并探讨分级与甲状腺功能试验(TFT)及抗甲状腺抗体水平的关系。材料和方法:获得机构伦理委员会(IEC)的批准后,在印度喀拉拉邦Palakkad政府医学院病理学系进行了一项为期一年的前瞻性时间限制分析性观察研究。在462例甲状腺病变中,经细针穿刺(FNA)治疗的147例为淋巴细胞性甲状腺炎。其中,40例患者的促甲状腺激素(TSH)、抗甲状腺球蛋白抗体(ATG)和抗甲状腺过氧化物酶抗体(ATPO)水平已被纳入研究。对这些细胞进行了细胞学分级,并研究了其与上述参数的关系。数据采用SPSS (Statistical Package for Social Sciences)软件进行分析。计算描述性统计数据,并以百分比、平均值和标准差(SD)表示。使用卡方检验来发现分类变量之间的相关性。p值<0.05为差异有统计学意义。结果:所有病例均可通过细胞形态学诊断甲状腺炎。在40例病例中,32例为女性。最常见的受影响年龄组是31-40岁,但范围从18-68岁不等。最常见的临床表现是弥漫性甲状腺肿大,尽管少数表现为结节性疾病。甲状腺炎以1级为主(23例),其次为2级(13例)。抗甲状腺抗体水平升高- ATPO 32例,ATG 20例。28例甲状腺炎患者TSH升高。抗甲状腺抗体水平与细胞学分级无相关性。结论:淋巴细胞向卵泡浸润是慢性淋巴细胞性甲状腺炎的诊断细胞学特征。TSH升高和ATPO阳性提示桥本甲状腺炎。未发现细胞学分级、TSH和抗体水平之间存在关联。
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引用次数: 0
Comparison of Cytological and Histomorphological Findings in Breast Tumours- A Study from a Tertiary Care Hospital in Southern India 乳腺肿瘤细胞学和组织形态学发现的比较——一项来自印度南部三级医院的研究
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/53673.2626
Subhashini Ramamoorthy, S. Sinhasan, Basavanandaswami C Harthimath
Introduction: Breast cancer is the most commonly diagnosed cancer and the leading cause of cancer death in females. There is increasing awareness and the associated anxiety and stress among women, who perceive every symptom in breast as carcinoma, compels the patients to seek medical advice. Fine Needle Aspiration Cytology (FNAC) is a relatively simple, reliable, atraumatic, economical and complication free technique for the evaluation of mass lesions. Aim: To study the varied spectrum of breast tumours and to evaluate the diagnostic utility of cytological findings by comparing it with histopathological findings in breast tumours. Materials and Methods: The present study was a hospital- based cross-sectional study conducted in the Department of Pathology, Indira Gandhi Medical College and Research Institute, Pondicherry, India, from November 2017-October 2019. All cases of breast tumours, sent by surgeon, as out-patient or in- patient, who underwent FNAC followed by surgical biopsy, were included in this study. A total of 150 cases were studied. FNAC smears were stained using Haematoxylin and Eosin (H&E) and Papanicolaou (Pap) stains and air-dried smears were stained using May Grunwald Giemsa (MGG) stain. The excised specimen after surgery was subjected to detailed histopathological examination. Representative bits were taken from appropriate sites and stained using H&E stains, special stains and Immunohistochemistry (IHC) were carried out wherever necessary. Results: Majority of cases were in the age group of 21-30 years. There were 149 cases of female patients and only one case of male patient with breast carcinoma during the study period. Cytology showed 117 cases of benign tumours and 33 cases were malignant. Histopathology revealed 116 cases of benign tumours and 34 cases of malignant. One case was given as Atypical Ductal Hyperplasia (ADH) in cytology, found to be malignant Infiltrating Ductal Carcinoma (IDC) on histopathological examination. Five cases on cytology which were given as suspicious of carcinoma (C4 category) were found to be IDC on excision biopsy. Benign lesions were common in right breast, whereas malignant lesions were common in left breast. The diagnostic value of FNAC was assessed and showed sensitivity: 97.06%, specificity: 100%, Positive Predictive Value (PPV): 100%, Negative Predictive Value (NPV): 99.15% Accuracy of 99.33%. Conclusion: The present study was an attempt to compare cytological and histomorphological findings in breast tumours to know the diagnostic accuracy of FNAC and also studying the spectrum of breast lesions. The high specificity and negative predictive value showed high accuracy of FNAC in diagnosing the malignancy. It is an established method to determine the nature of breast lesions. In the present study, fibroadenoma was the commonest benign tumour and IDC- Not Otherwise Specified (NOS) type was the commonest malignant tumour.
简介:乳腺癌是最常见的癌症,也是女性癌症死亡的主要原因。妇女越来越意识到这一点,并感到焦虑和压力,她们认为乳腺癌的每一种症状都是癌症,迫使患者寻求医疗建议。细针穿刺细胞学(FNAC)是一种相对简单、可靠、无创伤、经济、无并发症的肿块评估技术。目的:研究乳腺肿瘤的不同谱,并通过比较乳腺肿瘤的细胞学表现和组织病理学表现来评价其诊断价值。材料和方法:本研究是一项基于医院的横断面研究,于2017年11月至2019年10月在印度本地治里英迪拉甘地医学院和研究所病理学系进行。所有由外科医生送出的门诊或住院的乳腺肿瘤患者,均接受了FNAC和手术活检,纳入本研究。共研究了150例病例。FNAC涂片采用苏木精和伊红(H&E)和巴氏染色(Pap)染色,风干涂片采用May Grunwald Giemsa (MGG)染色。术后切除标本进行详细的组织病理学检查。从适当部位取代表性位,用H&E染色,特殊染色和免疫组化(IHC)进行染色。结果:以21 ~ 30岁年龄组居多。研究期间女性乳腺癌患者149例,男性乳腺癌患者1例。细胞学检查显示良性肿瘤117例,恶性肿瘤33例。组织病理学检查显示良性肿瘤116例,恶性肿瘤34例。1例细胞学检查为不典型导管增生(ADH),组织病理学检查为恶性浸润性导管癌(IDC)。5例细胞学检查怀疑为癌(C4型),切除活检发现为IDC。良性病变多见于右乳,恶性病变多见于左乳。评估FNAC的诊断价值,敏感性为97.06%,特异性为100%,阳性预测值(PPV)为100%,阴性预测值(NPV)为99.15%,准确率为99.33%。结论:本研究旨在比较乳腺肿瘤的细胞学和组织形态学表现,以了解FNAC诊断的准确性,并研究乳腺病变的谱。FNAC具有较高的特异性和阴性预测值,对恶性肿瘤的诊断具有较高的准确性。这是一种确定乳腺病变性质的既定方法。在本研究中,纤维腺瘤是最常见的良性肿瘤,而IDC- Not otherspecified (NOS)型是最常见的恶性肿瘤。
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引用次数: 0
Device Associated Hospital Acquired Infections in a Tertiary Care Hospital in Western Odisha 西奥里萨邦一家三级医院的器械相关医院获得性感染
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/50353.2562
A. Behera, Swetalina Jena, R. Sethi
Introduction: Hospital Acquired Infection (HAI) is defined as infection that is acquired after 48 hours of admission in hospital for a reason other than that infection and the infection was neither present nor incubating at the time of admission. Device Associated Hospital Acquired Infections (DAHAIs) mainly Central Line Associated Blood Stream Infection (CLABSI), Ventilator Associated Pneumonia (VAP) and Catheter Associated Urinary Tract Infection (CAUTI) pose significant threat to patients associated with prolonged hospital stays, greater healthcare costs and increased mortality. Surveillance of Device Associated Infections (DAI) can reduce the incidence of Nosocomial Infections (NI) by as much as 32% and lead to reduced healthcare costs. Aim: To determine the microbiological profile of device associated HAI and to find the antimicrobial susceptibility pattern of the isolated organisms. Materials and Methods: This was a hospital based crosssectional study conducted in the Department of Microbiology, from November 2015 to October 2017. The study was targeted at three common DAHAIs: CAUTI, CLABSI and VAP. Patients admitted to clinical wards with 48 hours of indwelling devices like urinary catheter, central line and with endotracheal intubation developing signs and symptoms of DAI were included in the study. Specimen was collected with all aseptic precautions. Samples were processed by standard bacteriological methods. Isolates obtained were characterised by biochemical methods. Antibiotic susceptibility tests were done by Kirby Bauer discdiffusion method. Total of 425 samples were included in the study of which 152 (35.76%) showed positive growth and in 273 (64.24%) samples culture was sterile. The samples were collected from Intensive Care Unit (ICU) and various wards. The results were expressed in terms of mean, percentage and rate. Results: A CAUTI was the most common 53.28%, followed by VAP 37.51% and then CLABSI 9.21%. Escherichia coli was most commonly isolated organism 38 (23.45%) followed by Staphylococcus aureus 30 (18.51%). In CAUTI Escherichia coli (38.27%) was most commonly isolated and Acinetobacter baumannii (32.25%) was most commonly seen in VAP and in CLABSI Candida spp. (31.57%) was predominantly isolated. Conclusion: This study gave an insight into the incidence and prevalence of DAHAIs and helps in instituting various interventional strategies to prevent these infections.
医院获得性感染(Hospital Acquired Infection, HAI)定义为入院48小时后因感染以外的原因而获得的感染,入院时感染既不存在也不潜伏。器械相关医院获得性感染(DAHAIs)主要是中央静脉相关血流感染(CLABSI)、呼吸机相关肺炎(VAP)和导管相关尿路感染(CAUTI),对患者造成重大威胁,导致住院时间延长、医疗费用增加和死亡率增加。对器械相关感染(DAI)的监测可以将医院感染(NI)的发生率降低多达32%,并降低医疗保健成本。目的:测定与器械相关的HAI的微生物学特征,寻找分离出的微生物的药敏模式。材料与方法:本研究是2015年11月至2017年10月在微生物科开展的一项基于医院的横断面研究。该研究针对三种常见的DAHAIs: CAUTI、CLABSI和VAP。在临床病房留置48小时的患者,如导尿管、中央静脉导管和气管插管,出现DAI的体征和症状,被纳入研究。标本采集采用所有无菌措施。样品采用标准细菌学方法处理。分离得到的菌株用生化方法进行了鉴定。采用Kirby Bauer扩散法进行药敏试验。共纳入425份样品,其中152份(35.76%)呈阳性生长,273份(64.24%)无菌。样本采集于重症监护病房(ICU)及各病房。结果以平均值、百分比和比率表示。结果:A CAUTI最常见,占53.28%;VAP次之,占37.51%;CLABSI次之,占9.21%。最常见的分离菌为大肠杆菌38(23.45%),其次为金黄色葡萄球菌30(18.51%)。在CAUTI中最常见的是大肠杆菌(38.27%),VAP中最常见的是鲍曼不动杆菌(32.25%),CLABSI中主要分离到念珠菌(31.57%)。结论:本研究揭示了DAHAIs的发病率和流行情况,有助于制定预防这些感染的各种干预策略。
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引用次数: 0
Knowledge and Practice of Hepatitis B and C Prevention among Seropositive and Seronegative Prospective Blood Donors in a Tertiary Care Hospital in Eastern Nigeria 尼日利亚东部三级医院血清阳性和血清阴性预期献血者预防乙型和丙型肝炎的知识和实践
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/50619.2608
C. Nwangwu, Nnennaya Susan Osiri, Chidiebere Promise Onwubu, E. Amadi, Imanyikwa Olaedo Eucharia Ijeoma
Introduction: Hepatitis B and C infections are endemic in Nigeria and the major causes of chronic liver diseases, including hepatocellular carcinoma. One of the major routes of transmission is by transfusion of infected blood or blood products. Awareness of the disease is important, and this study seeks to compare the knowledge and practice of the disease among the seropositive and seronegative prospective blood donors. Aim: To assess the difference in the level of knowledge and preventive practice of blood borne hepatitis among hepatitis B and hepatitis C seropositive and seronegative prospective blood donors. Materials and Methods: The present study was a descriptive survey carried out between June 2019 to January 2020 in the Blood Donor’s Department of the University of Nigeria Teaching Hospital, Enugu, Nigeria. A pretested self/interviewer’s administered questionnaire was used to assess the knowledge and practice among 100 hepatitis B and hepatitis C seropositive and 305 seronegative prospective blood donors. The hepatitis B and C seropositive subjects were screened using Enzyme Immunosorbent Assay (ELISA) technique. The findings and scores were analysed using IBM Corporation 2019 Statistical Package for the Social Sciences (SPSS) software version 21.0. Results: Total of 305 respondents were seronegative while 82 and 18 were hepatitis B and C seropositive, respectively. The mean age of the study participants was 27.78±7.17 years, whereas it was 28.09±6.36 years and 27.46±7.968 years among seropositive and seronegative respondents, respectively. In the study, 98 (98%) males and 2 (2%) females were in the seropositive group while, 268 (87.9%) males and 37 (12.1%) females were in seronegative group. The overall knowledge score and practice score were 56.3% and 28.1%, respectively. In the seropositive group, the average knowledge score was 27.3% and the average practice score was 17%. While in the seronegative group, the average knowledge score was 65.7% and the average score on practice score was 31.8%. There was a significant association between seropositive and being a male (p-value=0.001), less educated (p-value=0.002), currently unmarried (p-value=0.029), knowledge above average (p-value=0.001), and practice below average (p=0.002). None of the respondents had hepatitis B vaccination. Conclusion: Based on the results obtained from the present study, it is evident that the level of knowledge and practice among the seropositive respondent is significantly low when compared with the seronegative groups. There is a need for a serious awareness campaign on the transmission and prevention of hepatitis B and C, and the possibility of extending hepatitis B immunisation coverage in the country owing to the increasing burden of the disease.
乙型和丙型肝炎感染是尼日利亚的地方病,也是导致包括肝细胞癌在内的慢性肝病的主要原因。主要的传播途径之一是输入受感染的血液或血液制品。对该病的认识很重要,本研究旨在比较血清阳性和血清阴性的潜在献血者对该病的认识和实践。目的:评价乙型肝炎和丙型肝炎血清阳性和血清阴性的预期献血者对血源性肝炎知识和预防实践水平的差异。材料和方法:本研究是一项描述性调查,于2019年6月至2020年1月在尼日利亚埃努古的尼日利亚大学教学医院献血者部进行。采用自我/采访者自行填写的问卷,对100名乙型和丙型肝炎血清阳性和305名血清阴性的预期献血者的知识和行为进行评估。采用酶免疫吸附试验(ELISA)技术筛选乙型和丙型肝炎血清阳性受试者。使用IBM公司2019年社会科学统计软件包(SPSS) 21.0版软件对调查结果和分数进行分析。结果:血清阴性305例,乙肝阳性82例,丙肝阳性18例。研究参与者的平均年龄为27.78±7.17岁,血清阳性和血清阴性的平均年龄分别为28.09±6.36岁和27.46±7.968岁。血清阳性组男性98例(98%),女性2例(2%);血清阴性组男性268例(87.9%),女性37例(12.1%)。总体知识得分为56.3%,实践得分为28.1%。血清阳性组知识得分平均为27.3%,实践得分平均为17%。血清阴性组知识得分平均为65.7%,实践得分平均为31.8%。血清阳性与男性(p值=0.001)、受教育程度较低(p值=0.002)、未婚(p值=0.029)、知识高于平均水平(p值=0.001)和实践低于平均水平(p=0.002)之间存在显著关联。没有应答者接种过乙肝疫苗。结论:根据本研究结果,血清阳性应答者的知识和实践水平明显低于血清阴性应答者。有必要就乙型和丙型肝炎的传播和预防开展认真的宣传运动,并考虑到乙型肝炎造成的负担日益加重,有可能在国内扩大乙型肝炎免疫接种的覆盖面。
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引用次数: 1
Status of Common Serum Minerals and Trace Elements in COVID-19 Follow-up Cases: A Hospital-based Study from Eastern India COVID-19随访病例血清中常见矿物质和微量元素的状况:一项来自印度东部医院的研究
Pub Date : 2022-01-01 DOI: 10.7860/njlm/2022/51953.2609
S. Maiti, K. Mukherjee, Debopriyo Samaddar, Debojyoti Bhattacharjee
Introduction: Management of post Coronavirus Disease-2019 (COVID-19) complications are the new challenges nowadays. It has been observed that in post COVID-19 cases the serum levels of several electrolytes and trace elements are deranged. Aim: This study was conducted to estimate the levels of different serum minerals and trace elements in one month post COVID-19 follow-up patients and compared with normal age- sex matched controls. Materials and Methods: This hospital based cross-sectional study was conducted in the Department of Biochemistry in a tertiary care centre, over a period of six months (from January 2021 to June 2021). After fulfilling proper inclusion criteria, 223 COVID-19 follow-up patients of both genders (134 males and 89 females) were included as ‘case’ group. Age-sex matched 250 healthy volunteers were recruited as ‘control’ group. Levels of serum electrolytes (sodium and potassium) and trace elements (zinc, iron, calcium, phosphate, copper, magnesium and selenium) were estimated, analysed and compared against each other. Tables and statistical analysis was done using Statistical Package for the Social Sciences (SPSS) version 20.0. Results: In this study, the levels of serum zinc and iron were found to be higher and serum calcium, phosphate, copper, magnesium and selenium levels were reduced in post COVID-19 one month follow- up cases in comparison to controls. Female cases were in deficient state of iron, calcium, copper and magnesium but had high serum zinc and phosphate when compared to males. No abnormalities were noted in the level of electrolytes in post COVID-19 cases. Conclusion: Assessment and monitoring of levels of the mineral throughout the course of post COVID-19 follow-up is advisable for timely and appropriate measures to combat with post COVID-19 complications.
导语:2019冠状病毒病(COVID-19)后并发症的处理是当前面临的新挑战。据观察,在COVID-19后病例中,几种电解质和微量元素的血清水平紊乱。目的:研究新冠肺炎患者随访1个月后血清中不同矿物质和微量元素的水平,并与正常年龄性别匹配的对照组进行比较。材料和方法:这项基于医院的横断面研究是在一家三级保健中心的生物化学系进行的,为期六个月(2021年1月至2021年6月)。在满足适当的纳入标准后,223名男女COVID-19随访患者(男性134名,女性89名)被纳入“病例”组。招募了250名年龄性别匹配的健康志愿者作为“对照组”。血清电解质(钠和钾)和微量元素(锌、铁、钙、磷酸盐、铜、镁和硒)的水平被估计、分析并相互比较。表格和统计分析使用社会科学统计软件包(SPSS) 20.0版本完成。结果:在本研究中,与对照组相比,COVID-19后随访1个月的病例血清锌和铁水平较高,血清钙、磷酸盐、铜、镁和硒水平降低。女性患者铁、钙、铜、镁缺乏,血清锌、磷酸盐高于男性。新冠肺炎后患者电解质水平未见异常。结论:在COVID-19后随访过程中评估和监测矿物质水平对于及时采取适当措施抗击COVID-19后并发症是可取的。
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引用次数: 0
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National Journal of Laboratory Medicine
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