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Comparative sonographic review of benign and malignant breast masses 乳腺良恶性肿块的超声对比分析
Pub Date : 2018-01-23 DOI: 10.5430/JST.V8N1P42
M. AfodunA, D. EzeE, K. QuadriK, O. MuhammedA, A. MasudM., K. LawalS, O. BuhariM, O. AyindeT
Complex breast masses may appear as suspicious ultrasound findings that usually warrant biopsy. Ductal cell carcinoma in-situ (DCIS) is a form of breast cancer with a non-uniform appearance and malignant potential. A longitudinal review of mammary gland ultrasound (with high frequency transducer) within a three-year period was conducted. Differential diagnosis of fibroadenoma, lactating adenoma, mastitis, galactocele, breast cancer, abscess and “general” masses greater than 16 mm in diameter was stratified. Based on the breast imaging reporting in data system (BIRADS), lesions were classified as benign or malignant and recommendations of cytology made in cases of observed overlap findings. Image sonomorphologic information on mass-echogenic halo and non-uniform orientation were documented; while malignant factors like scar tissue, focal fibrosis and papillomas may be associated with a false positive (conclusion) result. Doppler studies on further mass evaluation is encouraged.
复杂的乳房肿块可能表现为可疑的超声结果,通常需要活检。原位导管细胞癌(DCIS)是一种外观不均匀且具有恶性潜能的乳腺癌。对三年内乳腺超声(高频换能器)进行了纵向回顾。纤维腺瘤、泌乳腺瘤、乳腺炎、乳突、乳腺癌、脓肿和直径大于16mm的“一般”肿块的鉴别诊断被分层。根据数据系统(BIRADS)的乳腺影像学报告,将病变分类为良性或恶性,并在观察到重叠的情况下提出细胞学建议。记录了图像质量回波晕和非均匀取向的声像学信息;而疤痕组织、局灶性纤维化和乳头状瘤等恶性因素可能与假阳性(结论)结果有关。鼓励对进一步的质量评价进行多普勒研究。
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引用次数: 1
Isolated pituitary metastasis from renal cell carcinoma in a horseshoe kidney 马蹄肾肾细胞癌的分离性垂体转移
Pub Date : 2018-01-11 DOI: 10.5430/JST.V8N1P37
K. Win, N. Blocher, W. Tester, Serge Ginzburg, L. Pomo
Objective: To describe a patient with isolated symptomatic pituitary metastasis from Renal Cell Carcinoma (RCC) in a horseshoe kidney. Case report: We report a case of 56-year-old man with RCC of a horseshoe kidney with symptomatic isolated pituitary gland metastasis. He initially presented to us for evaluation of a sellar mass. He complained of fatigue, 50-pound weight loss, anorexia, constipation and nonspecific abdominal pain for 4 months. CT head showed 2.6 cm × 1.8 cm × 2.5 cm sellar mass likely with bilateral cavernous sinus extension. Pituitary function evaluation revealed panhypopituitarism. CT abdomen/pelvis for the evaluation of abdominal pain showed 12.1 cm solid mass in the right renal moiety of a horseshoe kidney. Hydrocortisone and levothyroxine therapy led to cessation of weight loss, but unmasked diabetes insipidus requiring desmopressin therapy. Right heminephrectomy confirmed RCC. Soon after he complained of progressively worsening headache and visual disturbance. Histopathology from urgent trans-sphenoidal hypophysectomy revealed RCC. The patient began post-surgical radiotherapy, but eventually he declined further treatments. In the end, he was placed on hospice where he passed away. Conclusion: Symptomatic pituitary metastasis from RCC are rare and most of those occur in the setting of diffuse metastatic disease. They typically mimic signs and symptoms of non-functioning macroadenomas. They can be synchronous, metachronous or even the presenting lesion of the primary tumor. A pituitary mass in the setting of malignancy should raise suspicion for metastatic disease even though it is extremely rare.
目的:报道一例马蹄形肾肾细胞癌(RCC)分离性有症状的垂体转移。病例报告:我们报告一例56岁男性马蹄肾肾细胞癌伴症状性孤立性垂体转移。他最初给我们做了一个鞍状肿块的评估。他主诉疲劳、体重减轻50磅、厌食、便秘和非特异性腹痛4个月。头颅CT示2.6 cm × 1.8 cm × 2.5 cm鞍区肿块,可能伴双侧海绵窦延伸。垂体功能评估显示全垂体功能低下。腹部/骨盆CT评估腹痛显示马蹄肾右肾部12.1 cm实性肿块。氢化可的松和左旋甲状腺素治疗导致体重减轻的停止,但发现尿崩症需要去氨加压素治疗。右半脑切除术证实肾细胞癌。不久之后,他抱怨头痛和视力障碍逐渐加重。经蝶窦下丘脑切开术的组织病理学显示为肾细胞癌。患者开始术后放疗,但最终拒绝进一步治疗。最后,他被安置在临终关怀医院,在那里去世了。结论:有症状的垂体转移罕见,多发生于弥漫性转移。它们典型地模仿无功能大腺瘤的体征和症状。它们可以是同步的,也可以是异时性的,甚至可以是原发肿瘤的呈现病变。恶性肿瘤背景下的垂体肿块应引起转移性疾病的怀疑,即使它是极其罕见的。
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引用次数: 2
Primary breast carcinoma with features of the follicular variant of papillary thyroid carcinoma 具有滤泡型甲状腺乳头状癌特征的原发性乳腺癌
Pub Date : 2018-01-11 DOI: 10.5430/JST.V8N1P32
Nektarios Koufopoulos, K. Kapatou, F. Antoniadou, D. Nasikas, I. Karaitianos, S. Kokkali, D. Nasi, L. Khaldi
A 61-year-old female patient with no previous medical history presented to our hospital with a palpable right breast mass as well as palpable axillary lymph nodes. Microscopic examination revealed a bifocal primary carcinoma of the breast displaying characteristics similar to that of follicular variant of papillary thyroid carcinoma. Three axillary lymph nodes contained metastases. Immunohistochemical study for TTF-1, Thyroglobulin, GATA-3, ER and PR was consistent with a primary breast carcinoma, excluding the possibility of a metastatic tumor. The above unusual morphological features were caused by improper fixed tissue. Suboptimal fixation may cause tissue artifacts such as shrinkage, streaming, diffusion, vacuolation and nuclear or cytoplasmic changes as well as decreasing tissue antigenicity. Occasionally, altered morphology may mislead to major diagnostic pitfall.
患者61岁,女,无既往病史,右乳房肿块可触及,腋窝淋巴结可触及。镜下检查发现双焦点原发性乳腺癌,表现出与滤泡型甲状腺乳头状癌相似的特征。三个腋窝淋巴结有转移。免疫组化检查TTF-1、甲状腺球蛋白、GATA-3、ER和PR与原发性乳腺癌一致,排除转移瘤的可能性。上述异常形态特征是由于固定组织不正确所致。次优固定可能导致组织伪影,如收缩、流动、扩散、空泡化、细胞核或细胞质改变以及组织抗原性降低。偶尔,形态学的改变可能会误导主要的诊断缺陷。
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引用次数: 0
N-cadherin and hyaluronan expression in head and neck squamous cell carcinoma, relation to patient outcomes n -钙粘蛋白和透明质酸在头颈部鳞状细胞癌中的表达与患者预后的关系
Pub Date : 2017-12-05 DOI: 10.5430/JST.V8N1P19
H. Hendawy, Afaf T. Ibrahiem, El-Nagdy Sy, W. Zedan
Background: Epithelial-mesenchymal transition (EMT) is regarded as an essential step for tumor invasion and metastasis. In squamous cell carcinoma of head and neck (HNSCC), N-Cadherin expression and its involvement in tumor progression remains a controversial topic. Aim of the study: The present study aimed to assess the expression of N-cadherin and HA in HNSCC and further study their relation to patients survival and outcomes. Material and methods: Fifty-eight retrospective selected cases of head and neck squamous carcinomas (HNSCCs) with available paraffin blocks. Complete clinico-pathological and follow-up data were recorded. Immune staining for N-cadherin and hyaluronan were done, also, we study the correlation of the results with patients survival data. Results: Squamous cell carcinoma islands demonstrated high N-cadherin expression in 55.2% and low expression in 44.8%. N-cadherin high expression was significantly ( p < .05) associated with large tumor sizes, advanced TNM clinical stage, increased incidence of recurrence and patient’s death. A significant correlation was recorded between the presence of neural invasion and N-cadherin expression ( p = .004). Strong intensity of stromal HA was significantly ( p < .05) associated with an oral site, nodal metastasis, and higher TNM stage. Patients with high N-cadherin expression, diffuse hyaluronan, and strong stromal hyaluronan reaction had significantly lower DFS rates ( p < .05). High N-cadherin expression, diffuse hyaluronan immunoreactivity, and strong stromal hyaluronan reaction intensity had significantly lower OS rates ( p < .05). Conclusion: N-cadherin and hyaluronan could be important and promising biomarkers during surveillance of patients with HNSCC.
背景:上皮-间质转化(Epithelial-mesenchymal transition, EMT)被认为是肿瘤侵袭和转移的重要步骤。在头颈部鳞状细胞癌(HNSCC)中,N-Cadherin的表达及其在肿瘤进展中的作用仍然是一个有争议的话题。研究目的:本研究旨在评估N-cadherin和HA在HNSCC中的表达,并进一步研究它们与患者生存和预后的关系。材料和方法:回顾性选择头颈部鳞状癌(HNSCCs) 58例石蜡切片。记录完整的临床病理和随访资料。进行n -钙粘蛋白和透明质酸免疫染色,并研究结果与患者生存数据的相关性。结果:鳞状细胞癌岛N-cadherin高表达率为55.2%,低表达率为44.8%。N-cadherin高表达与肿瘤大小、TNM临床分期、复发率升高及患者死亡显著相关(p < 0.05)。神经侵袭的存在与N-cadherin的表达有显著的相关性(p = 0.004)。高强度间质HA与口腔部位、淋巴结转移和较高的TNM分期显著相关(p < 0.05)。高N-cadherin表达、弥漫性透明质酸和间质透明质酸反应强烈的患者DFS率明显降低(p < 0.05)。高N-cadherin表达、弥漫性透明质酸免疫反应性和强间质透明质酸反应强度显著降低OS发生率(p < 0.05)。结论:n -钙粘蛋白和透明质酸可能是监测HNSCC患者的重要和有前途的生物标志物。
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引用次数: 1
Ameloblastic carcinoma of the maxilla: A rare case presentation and a review of new cases 上颌骨成釉细胞癌:一例罕见病例报告及新病例回顾
Pub Date : 2017-10-15 DOI: 10.5430/JST.V8N1P15
S. Sargolzaei, Arash Khaleghjoo, N. Taghavi
Ameloblastic carcinoma (AC) is a relatively rare tumor which accounts for less than 4% of odontogenic tumors. The mandible is the preferred site and occurrence in the maxilla is extremely rare. Here, we report the case of a 40-year-old male with maxillary AC and present a review of the reported cases from 2009 to 2017 in English literature.
成釉细胞癌(AC)是一种相对罕见的肿瘤,占牙源性肿瘤的不到4%。下颌骨是首选的位置,发生在上颌骨是极其罕见的。在这里,我们报告了一名40岁男性上颌AC病例,并对2009年至2017年的英文文献进行了回顾。
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引用次数: 1
Chondroblastoma-like chondroma of soft tissue: A report of two cases 软组织成软骨细胞瘤样软骨瘤2例报告
Pub Date : 2017-09-26 DOI: 10.5430/JST.V8N1P10
D. Zaccarini, Z. Badar, A. Valente, G. D. Roza
Soft tissue chondroma is a benign cartilaginous neoplasm composed of cells with a chondroid phenotype. Chondromas of soft tissue can have variable histological appearances including deposition of calcium, histiocytic reaction, ossification, and myxoid change. One notable variation is the presence of histological features reminiscent of chondroblastoma of the bone, and the term used in this scenario is chondroblastoma-like chondroma of soft tissue. There have been fourteen previous case reports of chondroblastoma-like chondroma of soft tissue, predominantly in the hands; with one case being reported in the base of the skull. We report two cases of chondroblastoma-like chondroma of soft tissue occurring in the hand and foot. To the best of our knowledge this is the first reported case of chondroblastoma-like chondroma of soft tissue in the foot.
软组织软骨瘤是一种由软骨样细胞组成的良性软骨肿瘤。软组织软骨瘤可以有不同的组织学表现,包括钙沉积、组织细胞反应、骨化和粘液样变化。一个值得注意的变化是组织学特征的存在,使人想起骨成软骨细胞瘤,在这种情况下使用的术语是软组织成软骨细胞瘤样软骨瘤。先前有14例软组织成软骨细胞瘤样软骨瘤的病例报道,主要发生在手部;据报道,其中一例发生在颅底。我们报告两例软骨母细胞瘤样软骨瘤的软组织发生在手和脚。据我们所知,这是第一个报告的病例软骨母细胞瘤样软骨瘤的软组织在足。
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引用次数: 0
Relationship between salivary adiponectin, IGF-1, obesity and breast cancer 唾液脂联素、IGF-1、肥胖与乳腺癌的关系
Pub Date : 2017-09-22 DOI: 10.5430/JST.V8N1P1
C. Streckfus
Objective: The objective of this study was to determine if adiponectin and IGF-1 salivary concentrations are altered in combination with the presence of obesity and breast cancer. The null hypothesis is that there are no significant adiponectin and IGF-1 concentration alterations secondary to the presence of obesity and/or carcinoma of the breast. Methods: There were two groups of test subjects: healthy controls (n = 20) and individuals diagnosed with breast cancer (n = 20). The two cohorts were further stratified into four groups. These included subjects who are healthy and of normal BMI (n = 10); are healthy but have an elevated BMI (n = 10); have breast cancer and a normal BMI (n = 10); and have cancer and an elevated BMI (n = 10). The presence and concentration of adiponectin and IGF-1 was determined using the ELISA methodology. Results: The investigation revealed a significant increase in mean adiponectin levels in subjects with cancer compared to the controls (t = -2.57; p < .01). Individuals that were diagnosed with breast cancer and were obese exhibited the highest concentrations (F = 5.13; p < .005) of adiponectin. Adiponectin concentrations were also found to be correlated to IGF-I levels (r = 0.05; p < .001). Conclusion: Salivary adiponectin levels were significantly higher among cancer group. There were no significant differences between the cancer and control groups for IGF-I levels.
目的:本研究的目的是确定脂联素和IGF-1唾液浓度是否与肥胖和乳腺癌的存在相结合而改变。原假设是没有显著的脂联素和IGF-1浓度变化继发于肥胖和/或乳腺癌。方法:试验对象分为两组:健康对照(n = 20)和确诊乳腺癌患者(n = 20)。这两个队列进一步分为四组。其中包括健康且BMI正常的受试者(n = 10);健康但BMI升高(n = 10);患有乳腺癌但BMI正常(n = 10);患有癌症和BMI升高(n = 10)。采用ELISA法测定脂联素和IGF-1的存在和浓度。结果:调查显示,与对照组相比,癌症患者的平均脂联素水平显著增加(t = -2.57;P < 0.01)。被诊断为乳腺癌和肥胖的个体表现出最高的浓度(F = 5.13;P < 0.005)。脂联素浓度也与IGF-I水平相关(r = 0.05;P < 0.001)。结论:肿瘤组患者唾液脂联素水平明显升高。癌症组和对照组之间的igf - 1水平没有显著差异。
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引用次数: 1
Salivary proline rich peptide decreases cell growth in HCC38 triple negative breast cancer cell line 唾液富含脯氨酸肽抑制HCC38三阴性乳腺癌细胞系细胞生长
Pub Date : 2017-06-27 DOI: 10.5430/JST.V7N2P38
C. Streckfus, Daniel Arreola, C. Streckfus, L. Bigler
Objective: The objective of this study is to determine the effects of p1978 on the growth rate of a triple receptor negative breast cancer cell line. Methods: Three cell lines, 185B5 normal tissue, HCC38, and AU585, were seeded with peptide p1978. Corresponding plates were seeded with PBS to serve as controls. Baseline line cell counts were taken at 30% confluence prior to seeding. Counts were again made 48 hours later. Results: The HCC38 cell line showed decreased growth when exposed to the low and high dose of p1978 peptide. Conclusion: The results suggest that p1978 may have potential in treating triple receptor negative breast cancer.
目的:研究p1978对三受体阴性乳腺癌细胞株生长速率的影响。方法:用肽p1978接种185B5正常组织、HCC38和AU585 3株细胞系。将相应的板接种PBS作为对照。在播种前,在30%的汇合度下进行基线细胞系计数。48小时后再次计数。结果:低剂量和高剂量p1978肽对HCC38细胞株生长均有抑制作用。结论:p1978在治疗三受体阴性乳腺癌中具有潜在的临床应用价值。
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引用次数: 2
Benign meningioma with complete erosion of the skull in a 38-year-old Ghanaian woman 良性脑膜瘤伴头颅完全糜烂一例38岁的加纳妇女
Pub Date : 2017-06-02 DOI: 10.5430/JST.V7N2P34
E. Der, R. Mikdad, B. J. Leuri, A. Adam
Meningioma is common intracranial benign tumour, but may be diagnosed only at autopsy in developing countries. We present a 38-year-old woman with progressively worsening headache of 7 years duration, who had sudden onset of inability to walk, vomiting and loss of consciousness. She died shortly on admission at the Tamale Teaching Hospital emergency unit. Autopsy conducted found an encapsulated left cerebral hemisphere convexity tumour that had eroded the skull with extension onto the scalp as a swelling. Histological examination confined the tumour to WHO grade I, meningioma.
脑膜瘤是一种常见的颅内良性肿瘤,但在发展中国家只有在尸检时才能诊断出来。我们报告一名38岁女性,头痛持续7年,逐渐恶化,突然出现行走能力丧失、呕吐和意识丧失。她在塔梅尔教学医院急诊室入院后不久死亡。尸检发现左脑半球有一个包封的凸出性肿瘤,已侵蚀颅骨并延伸至头皮肿胀。组织学检查限定肿瘤为WHO一级脑膜瘤。
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引用次数: 1
A phase II trial of neoadjuvant doxorubicin plus cyclophosphamide followed by lapatinib plus docetaxel sequential with adjuvant trastuzumab for treatment of early HER2 positive breast cancers 新辅助阿霉素+环磷酰胺,拉帕替尼+多西他赛序贯与辅助曲妥珠单抗治疗早期HER2阳性乳腺癌的II期试验
Pub Date : 2017-05-05 DOI: 10.5430/JST.V7N2P28
G. Vidal, N. Vontela, Mary M Chen, J. Ryder, Shruti N Sheth, E. Guardino
Background: The use of HER2 targeting therapy has revolutionized the treatment of HER2 positive breast cancers. Here, we investigate whether a sequential approach to dual HER2 blockade of lapatinib followed by trastuzumab will result in improved clinical outcomes. Methods: This was a single institution, open label, single arm, phase II trial in women with HER2 positive breast cancer. Volunteers were treated with sequential neoadjuvant doxorubicin (60 mg/m2) and cyclophosphamide (600 mg/m2) (AC) for 4 cycles followed by docetaxel (100 mg/m2) concurrent with lapatinib (1,250 mg) (TL) daily for 21 days for four cycles before definitive surgery. The primary end point was pathologic complete response (pCR). Results: The study accrued only 21 of the 71 planned patients from 2/28/2007 to 5/25/2010. All patients (100%) experienced down staging. The pCR rate was 41% (7/18). 11 patients had tumor size of T3 or greater, 3 of which experienced pCR and only 1 underwent breast conservation (lumpectomy). The most common hematologic AE (all grades) was anemia 17/21 (81%). There were no incidences of grade 3 or 4 anemia. 10 of 21 (48%) patients experience a non-hematologic grade 3 AE. The most common non-hematologic AEs (all grades) were irregular menses 20/21 (95%) and hand-foot-skin reactions 20/21 (95%). No increase cardiac abnormalities were noted. The DFS at data cut off was 87.5%. Conclusion: The provocative pCR and DFS results in this high risk locally advanced patient population should be viewed with  caution given results of the Adjuvant Lapatinib And/Or Trastuzumab Treatment Optimisation study (ALTTO) clinical trial.
背景:使用HER2靶向治疗已经彻底改变了HER2阳性乳腺癌的治疗。在这里,我们研究了拉帕替尼双HER2阻断后曲妥珠单抗的顺序方法是否会改善临床结果。方法:这是一项在HER2阳性乳腺癌女性患者中进行的单一机构、开放标签、单组、II期试验。志愿者接受顺序新辅助阿霉素(60 mg/m2)和环磷酰胺(600 mg/m2) (AC)治疗4个周期,随后每天多西紫杉醇(100 mg/m2)联合拉帕替尼(1250 mg) (TL)治疗21天,共4个周期,最终手术前。主要终点为病理完全缓解(pCR)。结果:从2007年2月28日到2010年5月25日,71例计划患者中只有21例获得了研究结果。所有患者(100%)均经历了低分期。pCR率为41%(7/18)。11例患者肿瘤大小≥T3,其中3例行pCR,仅1例行保乳(乳房肿瘤切除术)。最常见的血液学AE(所有级别)是贫血17/21(81%)。没有3级或4级贫血的发生率。21例患者中有10例(48%)出现非血液学级别的3级AE。最常见的非血液学ae(所有级别)是不规则月经20/21(95%)和手足皮肤反应20/21(95%)。未发现心脏异常增加。数据截止时的DFS为87.5%。结论:考虑到辅助拉帕替尼和/或曲妥珠单抗治疗优化研究(ALTTO)临床试验的结果,应该谨慎看待这一高风险局部晚期患者人群的刺激性pCR和DFS结果。
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引用次数: 0
期刊
Journal of Solid Tumors
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