helicobacter pylori (h. pylori) is classified as a class i carcinogen. the low infection rate seen in developed countries (8.9%) compared with a high infection rate (52%-98%) in developing countries indicates a strong association between infection prevalence and socioeconomic status. adhesion of h. pylori to gastric epithelial cells is an important aggressive factor. one of the genes that encod...

background: idiopathic thrombocytopenic purpura (itp) is a disease that commonly affects women of reproductive age and is associated with maternal and fetal complications. objective: the aim of the present study was to report the perinatal outcome in pregnant women with itp. materials and methods: twenty one pregnant women with itp admitted in a teaching hospital in tehran, from october 2008 to...

Introduction: Two techniques for sonographic evaluation of amniotic fluid are Amniotic Fluid Index (AFI) and Single Deepest Pocket (SDP).  In this study,we aimed to determine the accuracy of AFI and SDP in predicting prolonged pregnancy outcomes. Methods: In this prospective, double-blinded, cohort study, 362 women with more than 40 weeks of gestational age were evaluated. Both AFI and SDP meth...

perceived risk is an intervening psychosocial construct in marketing and connected to potentially negative outcomes. when studying perceived risk in consumer behavior as purposeful behavior, there is no doubt that the desired outcome of a purchase decision is need satisfaction so that positive outcomes are hoped for and expected. if negative consequences are experienced in buying situations, th...

A 17-year-old female presented with dyspnea, chest pain, and a very large cyst occupying the entire right hemithorax Figure 1(A, B). The patient is under full cyst extending to membrane Figure 2 (A, B).

Background Neonatal respiratory distress is one the most common problems in the first few day of neonatal life. The present study intended to determine the frequency of the causes and outcomes of respiratory distress in neonates hospitalized in the neonatal intensive care unit (NICU) in Hamadan city, Iran. Materials and Methods In this descriptive and cross-sectional study, all the neonates wi...

Introduction Negative outcomes in emergency medicine (EM) programs use a disproportionate amount of educational resources to the detriment of other residents. We sought to determine if any applicant characteristics identifiable during the selection process are associated with negative outcomes during residency. Methods Primary analysis consisted of looking at the association of each of the de...

Previous research has shown that receiving social support in the face of negative events (i.e., enacted support) is sometimes correlated with positive outcomes, sometimes unrelated to outcomes, and sometimes associated with negative outcomes. However, people's perception that they have high-quality support available to them when they have a stressor (i.e., perceived support) is consistently and...