background pancreatic neuroendocrine tumors (pnets) are rare tumors with variable malignant potential, prognosis, and survival. we aimed to assess the characteristics of patients with non- functional pnet  in our hospital . methods from nov 2010 to nov 2013 , all patients who came to endosonography unit of shariati  hospital , tehran , iran , and   had pancreatic lesions were assessed . tumor s...

paratesticular sarcomas have happened rarely. due to the infrequency of this malignant disease and its diverse histopathologic subtypes, no standard treatment would be available. multiple treatments have reported in literature with different results. we have reported a 55 years old man with a 30 years history of paratesticular mass. after multiple operations, radical orchiectomy has revealed li...

background: breast cancer is the most common cancer and the leading cause of cancer death among the women worldwide. the risk of local and distant recurrence is the highest during the first two years following the initial treatment. very late relapse (after 12 years) is uncommon in breast cancer survivors. methods: herein, we report the characteristics and outcomes of 6 such cases of breast can...

background : iud is one of the safest and most widely used reversible methods of contraception. the purpose of this study was to determine iud survival and reasons for early discontinuation in bandar abbas, south of iran. methods: probability of iud continuation rate and factors associated with discontinuation were assessed in a historical cohort study of 400 women records from march 2002 to fe...

background: population based research contributes to our understanding of cancer at many levels. for health program planning and policy making it is important to have information about the incidence of the common cancers in the population. descriptive epidemiologic studies measure the occurrence of cancer and other health-related factors in relation to person (e.g. age, sex, race, social class,...

background ewing’s sarcoma family is a group of small round cells tumors. the aim of this study is to evaluate clinicopathologic characteristics and outcome of ewing’s sarcoma in children and adolescents in yazd, iran. materials and methods all patients under 19 years with documented pathology of ewing’s sarcoma family tumor who referred to shahid ramazanzadeh radiotherapy center between 2002 t...

background it has been reported that systemic administration of allopurinol improves cell survival. this study was aimed to evaluate effects of allopurinol on skin flaps in dogs. methods twenty dogs underwent one skin flap surgery with a 2-week interval. the first procedure was performed according to the standard protocols. the second phase was started by a 1-week pretreatment with allopurinol....

background the number of patients with gastric cancer is growing worldwide. in iran (in 2009) of the 74067 new cases of cancer, 6886 were diagnosed as having gastric cancer. this study was conducted to investigate 5-year survival rate for gastric cancer in yazd province, central iran. methods in this descriptive study, the medical records of patients with gastric cancer were collected from the ...

objective: at present, treatment of edentulous areas with implant-supported prosthesis has greatly increased. the aim of this study was to assess the survival rate of implants with different diameters. methods: this retrospective study was conducted on 239 warfare victims presenting to qazi tabatabaie clinic during 2000-2010. a total of 1,649 implants were placed. the success criteria included ...

introduction: n-methyl-d-aspartate receptor subunits antibody (nr2-ab) is a sensitive marker of ischemic brain damage in clinical circumstances, such as cerebrovascular accidents. we aimed to assess the value of serum nr2-ab in predicting the post-cardiopulmonary resuscitation (cpr) survival. methods: in this cohort study, we examined serum nr2-ab levels 1 hour after the return of spontaneous c...