Hossein Ayatollahi

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Background: Preeclampsia is a disorder unique to pregnancy and has long been recognized as an important contributor of maternal and fetal morbidity and mortality. It is suggested that cytokines such as Tumor Necrosis Factor-alpha (TNF-α) have an important role in the pathogenesis of preeclampsia and may cause generalized endothelial dysfunction. Objective:(More)
Histopathological evaluation and grading of meningioma give important prognostic information. We evaluated retrospectively monotonous sheeting, necrosis, hypercellularity, nuclear pleomorphism, small cell changes, brain invasion, mitosis, mast cells, psammoma bodies, MIB-1 labeling index (MIB-1 LI) and histological grade of 230 primary meningioma tumors(More)
OBJECTIVES Chronic obstructive pulmonary disease (COPD) is one of the main late complications of sulfur mustard poisoning. The aim of this study was to evaluate serum levels of interleukin (IL)-6 in war veterans with pulmonary complications of sulfur mustard poisoning and their correlation with severity of airways disease. METHODS Fifty consecutive(More)
BACKGROUND The frequency of Human T lymphotropic Virus-1 (HTLV 1) is 2-3% in the general population and 0.7% in blood donors in northeast Iran. It is very important that we recognize the contributing factors in the pathogenesis of this virus. There are many reports that show that susceptibility to some infections is closely linked to the expression of(More)
BACKGROUND Sulfur mustard (SM) is a chemical warfare agent that can cause serious pulmonary complications. This study was designed to determine serum highly sensitive C-reactive protein (hs-CRP) and evaluate its correlation with lung function parameters in patients with chronic obstructive pulmonary disease (COPD) due to SM poisoning. METHODS Fifty(More)
BACKGROUND Thalassemia is a common hemoglobin disorder in Iran and one of the major public health problems. Although blood transfusions are lifesavers for thalassemia patients, they may be associated with some complications especially erythrocyte alloimmunization. The purpose of this study was to investigate the prevalence of red blood cell alloantibodies(More)
OBJECTIVE(S) Pre-eclampsia is characterized by hypertension, dyslipidemia, and increased systemic inflammatory response and has been associated with an increased maternal risk of cardiovascular disease later in life. Endothelial dysfunction is thought to be a central pathogenic feature in pre-eclampsia on the basis of elevated adhesion molecules. The aim of(More)
This study was conducted to assess the effect of oral calcitriol on glucose metabolism in patients on hemodialysis (HD). A total of 27 patients on HD at the Mashhad University of Medical Sciences, Iran, none of whom had received calcitriol or had history of diabetes, were selected. The patients were randomly divided into two groups; Group I: patients who(More)
INTRODUCTION We evaluated the ratio of free to total prostate-specific antigen (PSA) and PSA to protein concentrations in saliva and serum of healthy men. MATERIALS AND METHODS Concentrations of protein, free PSA, and total PSA in serum and saliva were measured in 30 healthy men aged 42 to 73 years, and their ratios were compared between the two fluids.(More)
OBJECTIVES To investigate the possible association between hyperhomocysteinemia and preeclampsia. METHODS A case-control study was carried out in the Departments of Obstetrics and Gynecology of the Ghaem Hospitals in Mashhad University of Medical Sciences, Mashhad, Iran from May 2004 to August 2006 and included 75 preeclamptic patients, 37 women with mild(More)