objective: we intended to determine causes and histological pattern of hysterectomies in an iranian population. materials and methods: archived reports of pathology department of a university hospital dated march 2005 to march 2009 were retrospectively reviewed. age, chief complaint, type of operation including abdominal, vaginal and subtotal hysterectomy, the indication of the operation and th...

in order to distinguish between benign and malignant types of pigmented skin lesions, computerized procedures have been developed for images taken by different equipment that the most available one of them is conventional digital cameras. in this research, a new procedure to detect malignant melanoma from benign pigmented lesions using macroscopic images is presented. the images are taken by co...

conclusions small size, smooth lesion border and homogeneity favor benign nature of the incidental splenic lesions, while restricted diffusion might be a feature of malignancy. follow-up imaging might be helpful in a subset of patients to discriminate benign and malignant incidental splenic lesions. methods this retrospective study was performed in a tertiary referral center. data of patients w...

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...

Background: Oral lesions can affect people’s quality of life by impairment of chewing, swallowing and speech. These lesions may originate from epithelial or mesenchymal tissues. Malignant oral lesions could be life-threatening. Epidemiological data about oral lesions in our country is limited. Objective: This study was conducted to investigate the frequency of histopathologic features of oral ...

Introduction: cyclooxygenase-2 (COX-2) is involved in pathogenesis of various tumors and possibly malignant skin tumors including malignant melanoma; however, there is not enough information about COX-2 expression in benign melanocytic lesions. In the present study we compared the expression levels of COX-2 in malignant melanoma and benign melanocytic lesions. Method: In this analytical study, ...

Several advances in the filed of organ transplantation in last decades have resulted in significant increase in the number and methods of transplantation. In this article various aspects of organ transplantation including immunosuppressive medications, common skin tumors seen in transplant recipients, possible mechanisms involved in increased incidence of skin tumors and finally preventive meas...