نتایج جستجو برای: malignant
تعداد نتایج: 211474 فیلتر نتایج به سال:
purpose: to determine the prevalence of various types of conjunctival lesions, at a tertiary ophthalmic center in fars province, south of iran. methods: histopathologic slides and medical records of conjunctival lesions submitted to the pathology department of khalili hospital, shiraz, iran was reviewed from april, 2009 to july, 2013. the histopathologic diagnoses were categorized into benign, ...
background and objectives: we aimed at evaluating the efficacy of fine needle aspiration biopsy (fna) in comparison with histopathology and demonstrating whether cytological study could be a proper diagnostic tool in orbital mass lesions. materials and methods: in a cross sectional study during 36 months, patients referred to our ophthalmologic center affiliated to tehran university of medical ...
Malignant mesothelioma of the tunica vaginalis constitutes a very rare but often fatal malignancy of the male genitalia. This diagnosis should be suspected in patients exposed to asbestos and those presenting with clinical symptoms of either hydrocele or inguinal hernia. We report here a case of malignant mesothelioma of the tunica vaginalis. A 69-year-old man with a left hydrocele and inguina...
ABSTRACT Due to high prevalance of mumps infection in Iran, (in results of no routine vaccination of children with mumps vaccine) and sequale of its that mostly manifestes as meningoencephalitis (M,E) for detection of ferequancy, clinical course and complication of mumps meningo encephalitis in children less than 15 years this longitudinal study was done in mumps meningoencephalitis ...
Introduction: Most common glioma tumors are tumors of the central nervous system (CNS) which are the cause of about 40 to 50 percent of brain tumors. This type of cancer includes 2 to 3 percent of cancers in the world. Conventional MRI is powerless in the detection and differentiation of benign and malignant tumors. In this case, diffusion weighted imaging (DWI) can create cont...
the role of oxygen free radicals in the initiation, promotion and progression of carcinogenesis and the protective role of anti-oxidant defenses has been the subject of much speculation in the recent past with conflicting reports in the literature. in recent years, increasing experimental and clinical data have provided compelling evidence for the involvement of oxidative stress in a large numb...
Abstract Background and Objective: Identification of malignant cells and the type of malignancy in Effusionsis very important. The main aim of this study was to differentiate between reactive mesothelial cells and malignant cells and to determine the type of the tumor cells in effusions with the aid of tumor markers Creatine Kinase (CK), EMA and CEA. Material and Methods: Forty serous flui...
ABSTRACT Nucleolar organizer regions(NORs) are loops of DNA included ribosomal genes that ribosomal RNA translated of it, which synthesis proteins. NORs are in short arms of acrocentric chromosomes and associated with argyrophilic proteins, which are seen as black dots, termed “AgNOR”, by using colloidal silver (Ag) staining method. AgNOR count in nucleous have direct relation with cel...
introduction: the estrogen receptors are potential candidates in prognosis and particularly in predicting hormone response therapy in breast cancer. the aim of this study was to measure erα gene expression due to study of the association between erα expression, age and menopause of iranian women with breast cancer. methods: 21 adenocarcinoma cases with grade 2 and 10 normal samples were screene...
this study aimed to investigate the frequency of varicella zoster virus (vzv) in benign and malignant breast tumors. a total of 24 carcinomas and 24 fibroadenomas paraffin embedded tumoral tissue samples were obtained from the pathology sections of toos and firoozgar hospitals in tehran, iran. all samples were collected from patients from june 2011 to february 2012. dna was extracted from all s...
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