نتایج جستجو برای: grade classification

تعداد نتایج: 648200  

2017
Peng-Fei Yan Ling Yan Ting-Ting Hu Dong-Dong Xiao Zhen Zhang Hong-Yang Zhao Jun Feng

OBJECT Preoperative knowledge of meningioma grade is essential for planning treatment and surgery. The purpose of this study was to investigate the diagnostic value of MRI texture and shape analysis in grading meningiomas. METHODS A surgical database was reviewed to identify meningioma patients who had undergone tumor resection between January 2015 and December 2016. Preoperative MR images we...

2017
Thibaud P Coroller Wenya Linda Bi Elizabeth Huynh Malak Abedalthagafi Ayal A Aizer Noah F Greenwald Chintan Parmar Vivek Narayan Winona W Wu Samuel Miranda de Moura Saksham Gupta Rameen Beroukhim Patrick Y Wen Ossama Al-Mefty Ian F Dunn Sandro Santagata Brian M Alexander Raymond Y Huang Hugo J W L Aerts

OBJECTIVES The clinical management of meningioma is guided by tumor grade and biological behavior. Currently, the assessment of tumor grade follows surgical resection and histopathologic review. Reliable techniques for pre-operative determination of tumor grade may enhance clinical decision-making. METHODS A total of 175 meningioma patients (103 low-grade and 72 high-grade) with pre-operative...

Journal: :Medical informatics and the Internet in medicine 2005
D Glotsos P Spyridonos D Cavouras P Ravazoula P Arapantoni Dadioti G Nikiforidis

An image-analysis system based on the concept of Support Vector Machines (SVM) was developed to assist in grade diagnosis of brain tumour astrocytomas in clinical routine. One hundred and forty biopsies of astrocytomas were characterized according to the WHO system as grade II, III and IV. Images from biopsies were digitized, and cell nuclei regions were automatically detected by encoding textu...

2011
Ksenija Slankamenac Rolf Graf Milo A Puhan Pierre-Alain Clavien

BACKGROUND Several scores grade the severity of post-operative complications but it is unclear whether such scores truly reflect the perception of patients and practicing nurses and physicians. STUDY DESIGN 227 patients, 143 nurses and 245 physicians independently rated the severity of 30 common post-operative complications on a numerical analogue scale from 0 (not severe at all) to 100 (extr...

Journal: :acta medica iranica 0
ladan dastgheib department of dermatology, molecular dermatology research center, shiraz university of medical sciences, fars, iran. mehdi shirazi department of urology, school of medicine, shiraz university of medical sciences, fars, iran. iman moezzi department of dermatology, molecular dermatology research center, shiraz university of medical sciences, fars, iran. saber dehghan department of medicine, school of medicine, shiraz university of medical sciences, fars, iran. maryam-sadat sadati department of dermatology, molecular dermatology research center, shiraz university of medical sciences, fars, iran.

androgenic alopecia as a physiologic process and benign prostatic hyperplasia (bph) as a pathologic process in the older population are androgen-dependent processes influenced by 5-alpha reductase enzyme which converts testosterone to dihydrotestosterone. this cross sectional study was done to evaluate the relationship between androgenic alopecia and bph. 150 men older than 50 years old, who pr...

Journal: :Scandinavian journal of surgery : SJS : official organ for the Finnish Surgical Society and the Scandinavian Surgical Society 2016
M Björck A W Kirkpatrick M Cheatham M Kaplan A Leppäniemi J J De Waele

BACKGROUND In 2009, a classification system for the open abdomen was introduced. The aim of such a classification is to aid the (1) description of the patient's clinical course; (2) standardization of clinical guidelines for guiding open abdomen management; and (3) facilitation of comparisons between studies and heterogeneous patient populations, thus serving as an aid in clinical research. M...

Journal: :razavi international journal of medicine 0
narges jafarzadeh department of research and education, razavi hospital, mashhad, ir iran hami ashraf department of research and education, razavi hospital, mashhad, ir iran; zakaria idea and innovation support and leading center, tehran, ir iran fahimeh khoshroo department of research and education, razavi hospital, mashhad, ir iran alireza sepehri shamloo student research committee, mashhad university of medical sciences, mashhad, ir iran farzad bidouei department of research and education, razavi hospital, mashhad, ir iran kamran ghaffarzadehgan department of research and education, razavi hospital, mashhad, ir iran; department of research and education, razavi hospital, mashhad, ir iran. tel: +98-5116004594, fax: +98-5116668883

context triple negative breast cancer (tnbc) is a heterogeneous group of diseases that is negative for esterogen receptor (er) progesteron receptor (pr) and human epidermal growth factor receptor 2 (her2). this type of breast cancer is typically high-grade carcinomas, although low-grade tumors occur. the aim of this review is to focus on molecular classification and features, prognostic markers...

پایان نامه :وزارت علوم، تحقیقات و فناوری - دانشگاه پیام نور - دانشگاه پیام نور استان تهران - دانشکده علوم انسانی 1391

this study sought to examine the effect of cooperative game on iranian students achievements in english alphabet learning. cooperative games are games, in which players or teams work together towards a common goal without defeating someone. the methodology used in this study was experimental. the population of the study was 60 female students from the grade one in secondary school in tabriz, ir...

Journal: :Neurologia medico-chirurgica 1998
E de Oliveira H Tedeschi J Raso

The treatment of arteriovenous malformations (AVMs) depends on the efforts of a multidisciplinary team whose ultimate goal is to achieve better results when compared to the natural history of the pathology. The role of adjuvant treatment modalities such as radiosurgery and endovascular embolization is discussed. Treatment strategies and surgical results from a personal series of 344 patients op...

2017
Yong Kyu Kim Seungho Shin Nak Heon Kang Joo Heon Kim

BACKGROUND Silicone implants are frequently used in augmentation rhinoplasty in Asians. A common complication of silicone augmentation rhinoplasty is capsular contracture. This is similar to the capsular contracture after augmentation mammoplasty, but a classification for secondary contracture after augmentation rhinoplasty with silicone implants has not yet been established, and treatment algo...

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