نتایج جستجو برای: breast tumor

تعداد نتایج: 635142  

Journal: :Open Journal of Obstetrics and Gynecology 2023

The granular cell tumor of the breast is a rare and usually benign disease that appears clinically radiologically like malign tumor. We report case GCT in woman 41 years, who present suspect later. anatomopathological examination showed proliferation large tumorectomy was realized. immunostaining with PS100 NSE protein confirm nature

Alireza Amouheidari, Arezoo Kazemzadeh, Atefeh Shirvany, Iraj Abedi,

Background: To date, different kinds of treatment methods have been proposed for radiotherapy of cancer patients. Choosing the kind of treatment method affects the quality of the patient's treatment. This study aims to investigate the effect of the number of radiation treatment sessions on the dose received by the patient and the distribution of tumor dose and dose received by organs at risk in...

Journal: :iranian red crescent medical journal 0
mahyar nirouei department of medical radiation engineering, science and research branch, islamic azad university, tehran, ir iran majid pouladian department of biomedical engineering, science and research branch, islamic azad university, tehran, ir iran; department of biomedical engineering, science and research branch, islamic azad university, tehran, ir iran parviz abdolmaleki department of bio-physics, faculty of science, tarbiat modares university, tehran, ir iran shahram akhlaghpour pardisnoor medical imaging center, tehran, ir iran

methods in this research, we utilized the chaos theory and fractal analysis in the interpretation of breast tumors on dce-mri. this cross-sectional study was done at pardisnoor imaging center during years 2015 and 2016 in iran. our sample size was 18 mass lesions, which were randomly selected among patients with birad 3 and birad 4 classification by the expert radiologist. the analysis was perf...

Journal: :iranian journal of blood and cancer 0
robab sheikhpour hematology and oncology research center, shahid sadoughi university of medical sciences, yazd, iran

breast cancer is the most common cancer in women. several risk factors such as age, family history of breast cancer, marital status, early menarche and late menopause are related to breast cancer. obesity is also a main health problem associated with breast cancer incidence and subsequent mortality. association between obesity and expansion of breast cancer may be due to excessive sex steroid h...

Journal: :International journal of radiation research 2022

Background: This study aimed to evaluate the relationship of tumor size and ultrasound (US) Breast Imaging Reporting Data System (BI-RADS), further analyze if can impact evaluation for US features in patients with breast cancer. Materials Methods: In this retrospective study, preoperative postoperative pathological results were collected from 498 The association BI-RADS classification was analy...

A. Maddah Safaei, E. Akbari Hamed, Ebrahim Esmati, F. Farhan, M.S. Mirai Ashtiani, Sh. Shahriarian,

Background:  After breast conserving surgery, most recurrences occur around the primary tumor site. This justifies the use of boost radiotherapy to the primary site of tumor. Surgical scar is not always a good surrogate for the location of the lumpectomy cavity. The aim of this study was to evaluate ultrasonic guidance for detection of the lumpectomy cavity after breast conserving surgery ...

Farshad Naghshvar, Omid Emadian Saravi, Somayeh Sheidaei, Zhila Torabizadeh,

Background: Cancer stem cells (CSCs) are a group of tumor cells with self-renewal property and differentiation potential. CSCs play a crucial role in malignant progression of several types of tumors. However, what is still controversial is the clinicopathological relationship between Nanog marker and its prognostic value in the patients with breast cancer. The expression of Nanog in the patient...

Journal: :medical journal of islamic republic of iran 0
b geramizadeh from the department of pathology, shiraz university of medical sciences, shiraz, i.r. iran. a razavi

breast cancer is one of the most common malignancies in the world. the most important prognostic factor in this cancer is the stage of the tumor. detection of lymph nodes with or without malignancy is essential for determining the stage of the tumor and setting a therapeutic plan. there are different methods for isolating lymph nodes in surgical specimens of breast cancer in the pathology depar...

Journal: :Cancer Imaging 2007
S. van Esser W.B. Veldhuis R. van Hillegersberg P.J. van Diest G. Stapper M. ElOuamari I.H.M. Borel Rinkes W.P.Th.M. Mali M.A.A.J. van den Bosch

Our aim was to assess the feasibility and accuracy of contrast-enhanced ultrasound (CEUS) of the breast with SonoVue microbubbles for pre-operative size measurement of invasive breast carcinomas. Seven patients diagnosed with nine invasive breast carcinomas prospectively underwent gray-scale ultrasound and CEUS of the breast according to a standardized protocol. CEUS of the breast was performed...

Journal: :iranian journal of cancer prevention 0
hamid saeedi saedi dept. of radiation oncology, cancer research center, gilan university of medical sciences, rasht, iran mohammad-reza ghavam nasiri dept. of radiation oncology, cancer research center , mashhad university of medical sciences, mashhad, iran soodabeh shahidsales dept. of radiation oncology, cancer research center , mashhad university of medical sciences, mashhad, iran ali taghizadeh dept. of radiation oncology, cancer research center , mashhad university of medical sciences, mashhad, iran nama mohammadian dept. of radiation oncology, cancer research center , mashhad university of medical sciences, mashhad, iran

background: systematic treatments such as hormone and chemotherapy are selected according to tumor characteristic after major therapeutic approaches such as surgery. this study attempted to analyze and compare the status of estrogen receptor (er) and progesterone receptor (pr) in primary and recurrent sites of breast cancer in patients. methods: we reviewed all medical records of breast cancer ...

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