Mohammad Reza Keramati

Department of Surgery, Tehran University of Medical Sciences, Tehran, Iran.

[ 1 ] - Accuracy of ultrasonography in diagnosing acute appendicitis during pregnancy based on surgical findings

Background: Acute appendicitis is the most common nonobstetric surgical problem in pregnancy. Common signs and symptoms of appendicitis are less reliable during pregnancy due to physiological changes; thus, the role of imaging becomes prominent. Thus, in the present study, we aimed at assessing the accuracy of sonography in diagnosing acute appendicitis during pregnancy.    Methods: ...

[ 2 ] - Visfatin level in patients with colorectal adenoma

Background: Visfatin is an adipocytokine secreted by visceral adipose tissue. It has been shown that adipocytokines may contribute to the induction of carcinogens and progression of tumors. Previously, we found a significant increase in the visfatin serum level in colorectal cancer patients. Herein, we investigated if this cytokine increases in patients with colorectal adenoma as a precursor of...

[ 3 ] - Surgical infrainguinal revascularization for peripheral arterial disease: factors affecting patency rate

Background: Peripheral arterial disease is a source of morbidity and mortality. Surgical vascular reconstruction is a treatment option but probability of failure and complications are important concerns. In this study, we evaluated outcome of surgical infrainguinal reconstruction and factors affecting graft patency for a period of one year. Methods: In this cohort study, 85 consecutive patie...

[ 4 ] - Rectal cancer: a review

  Rectal cancer is the second most common cancer in large intestine. The prevalence and the number of young patients diagnosed with rectal cancer have made it as one of the major health problems in the world. With regard to the improved access to and use of modern screening tools, a number of new cases are diagnosed each year. Considering the location of the rectum and its adjacent organs, ma...

[ 5 ] - Marjolin\'s ulcer: clinical and pathologic features of 83 cases and review of literature

 Background: Marjolin's ulcer is a rare, aggressive condition that arises on chronic skin lesions and diseases. In this article, we will report 83 cases of this disease. Methods: Retrospectively, we retrieved 83 records of patients with cancer arising from chronic skin conditions. Data concerning demography, type of original skin insult, time interval between original lesion and cancer, ...