نتایج جستجو برای: nuclear grade

تعداد نتایج: 399311  

پایان نامه :دانشگاه آزاد اسلامی واحد علوم پزشکی تهران - دانشکده پزشکی 1389

مقدمه: فرکتالها عبارتند از ساختارهای هندسی پیچیده. علم فرکتال که به بررسی این ساختارها می پردازد در سال 1975 ابداع گردید و امروزه نه تنها در علوم مهندسی بلکه در علوم پزشکی نیز جایگاه ویژه ای یافته است. فرکتال ها در تشخیص بیماری های استخوانی و مدل سازی ساختار استخوانها و تحلیل تغییرات ساختار آنها و تحلیل ریتم و ضربان قلب و تشخیص بیماری های قلبی کاربرد دارند. هرچند به نظر می رسد هرکجا که یک بی نظ...

Background: Definite data regarding the incidence and distribution of renal tumours in eastern India is not known. For better management, as it is essential to identify patients with poor prognosis, prognostic factors like stage, nuclear grade and their relationship to molecular markers are also unclear in this region. The purpose of our study was to assess the spectrum of adu...

Journal: :Croatian medical journal 2005
Marin Nola Ivana Tomicic Snjezana Dotlic Anamarija Morovic Mladen Petrovecki Stanko Jukic

AIM To investigate prognostic significance of several clinicopathologic parameters in patients with adenocarcinoma of the uterine cervix. METHODS We retrospectively studied 36 patients treated at the Department of Gynecology and Obstetrics, Zagreb University School of Medicine, Croatia, in the period from 1978-1998. Cox proportional hazard analysis was performed to examine the prognostic sign...

Journal: :iranian journal of medical sciences 0
m.m. rashed general organization for teach-ing hospitals and institutes, cairo medical research institute, alexandria university, alexandria, egypt n.m. rageb general organization for teach-ing hospitals and institutes, cairo medical research institute, alexandria university, alexandria, egypt

background : e-cadherin is a trans-membrane glycoprotein that plays a critical role in many aspects of cell adhesion as well as establishment and maintenance of epithelial cell polarity. loss of the adhesive function of e-cadherin seems to promote invasive and metastatic properties of neoplastic cells.   objectives: the present study is a retrospective study aiming to evaluate the loss of e-cad...

Journal: :middle east journal of cancer 0
fatemeh sari aslani department of pathology, shiraz university of medical sciences, shiraz, iran azarmidokht momeni department of pathology, shiraz university of medical sciences, shiraz, iran mozhdeh momtahan department of obstetrics and gynecology, shiraz university of medical sciences, shiraz, iran mozhgan akbarzadeh jahromi department of pathology, shiraz university of medical sciences, shiraz, iran amir reza dehghanian department of pathology, shiraz university of medical sciences, shiraz, iran dorna motevali department of pathology, shiraz university of medical sciences, shiraz, iran

background: ovarian cancer comprises a heterogeneous group of neoplasms. the prognosis cannot be predicted by histopathologic examination alone. the aim of this study is to evaluate p53, pten, and β-catenin expressions in primary ovarian carcinomas in an attempt to find a possible relationship with morphologic parameters and clinical findings. methods: the study included 100 epithelial ovarian ...

Journal: :Cancer epidemiology, biomarkers & prevention : a publication of the American Association for Cancer Research, cosponsored by the American Society of Preventive Oncology 2001
A Hoque S M Lippman I V Boiko E N Atkinson N Sneige A Sahin D M Weber S Risin M D Lagios R Schwarting W J Colburn K Dhingra M Follen G J Kelloff C W Boone W N Hittelman

Clinical management of ductal carcinoma in situ (DCIS) remains a challenge because significant proportions of patients experience recurrence after conservative surgical treatment. Unfortunately, it is difficult to prospectively identify, using objective criteria, patients who are at high risk of recurrence and might benefit from additional treatment. We conducted a multi-institutional, collabor...

2018
Tayfun Toptaş Elif Peştereli Selen Bozkurt Gülgün Erdoğan Tayup Şimşek

OBJECTIVE To examine correlations among nuclear, architectural, and International Federation of Gynecology and Obstetrics (FIGO) grading systems, and their relationships with lymph node (LN) involvement in endometrioid endometrial cancer. MATERIAL AND METHODS Histopathology slides of 135 consecutive patients were reviewed with respect to tumor grade and LN metastasis. Notable nuclear atypia w...

Journal: :Clinical cancer research : an official journal of the American Association for Cancer Research 2002
Satoshi Inagawa Masayuki Itabashi Shinya Adachi Toru Kawamoto Masao Hori Jiro Shimazaki Fuyo Yoshimi Katashi Fukao

PURPOSE Although hepatocellular carcinoma (HCC) is the most common primary malignant tumor of the human liver, the molecular changes and mechanisms that regulate its development and progression remain unclear. In the present study, we investigated the correlation between beta-catenin expression and clinical outcome in 51 patients with relatively small (maximal diameter < 30 mm), solitary HCCs. ...

Journal: :Journal of optometry 2015
Ma Amparo Díez Ajenjo Ma Carmen García Domene Cristina Peris Martínez

PURPOSE To determine the effect of main morphological types and grades of age-related cataracts on refractive error. METHODS We measured 276 subjects with optical compensation prior to the development of cataract. We evaluated 224 eyes with nuclear cataract, 125 with cortical cataract, and 103 with posterior subcapsular (PSC) cataract classified with LOCSIII. We measured visual acuity (VA) wi...

2012
Masayo Shuto Atsushi Seyama Yoshiya Gotoh Kouichi Kamada Masaru Nakamura Kenji Warigaya Hiroshi Watanabe Munehisa Ueno Michio Shimizu Toshio Fukuda Shin-ichi Murata

We aimed to identify whether there is any correlation between chromosomal/genetic changes, nuclear morphology and the histological grade of urothelial carcinomas of the urinary bladder. Morphometry and multicolour fluorescence in situ hybridisation (FISH) techniques were applied to 250 cells in five low-grade cases and 350 cells in seven high-grade cases of urothelial carcinoma. Compared with l...

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