aim : to determine the prevalence of constipation and its associated factors using rome iii criteria in iranian population. background : due to the appearance of amoxicillin-resistant h. pylori strains all over the world, the decreased efficacy of conventional amoxicillin-containing treatment regimens has become a matter of concern. patients and methods : a cross-sectional study conducted in te...

Background: Spermatozoa are germ cells that have a pivotal role at fertilisation. Infertility is a problem with a large magnitude. Sperm damages are one of the factors that cause infertility. Reactive oxygen species (ROS) like hydrogen peroxide (H2O2), superoxide anion (O2−U) or molecules and/or hydroxyl radical (UOH) affect both male and female gametes. Cyclosporine A (CsA), a neutral lipophil...

background: pyrethroids are generally of low toxicity to humans, but in suicidal poisonings which are usually associated with ingestion of high doses, they lead to severe systemic effects. case report: a 30-year old woman presented to emergency department with a history of intentional ingestion of about 15 ml of prallethrin around 3 days earlier. she complained of shortness of breath along with...

background familial mediterranean fever (fmf) is an autosomal recessive disorder characterized by sporadic, paroxysmal attacks of fever and serosal inflammation. although the disease usually begins before the age of 20 years, we aimed to evaluate the demogra­phy, clinical features and treatment outcome of familial mediter­ranean fever in iranian adult patients above 20 years old. methods in thi...

background: data on premature coronary artery disease (cad) are scarce. the tehran heart center's premature coronary atherosclerosis cohort study (thc-pac) is the first study of its kind in the middle east to assess major adverse cardiac events (mace) in young cad patients. methods: the cohort consists of cad patients, males ≤ 45 years old and females ≤ 55 years old. the participants are reside...

background : st-elevation myocardial infarction (stemi) is a major cause of cardiovascular mortality worldwide. there are differences between very young patients with stemi and their older counterparts.   this study investigates the demographics and clinical findings in very young patients with stemi. methods: through a review of the angiography registry, 108 patients aged ≤ 35 years (group i) ...

background blood born viral infections such as hepatitis b virus (hbv) are major concerns in chronic hemodialysis (chd) patients and hemodialysis units. undetected hbs ag in the presence of viral dna, occult hbv infection (obi), is a concern in the care of chd patients and hemodialysis unit as a mode of transmission. objectives in this case-control study we compare the frequency of obi in the c...

over the four decades, a significant decrease has been observed in age-related mortality caused by cardiovascular disease. people in developing countries suffer from cad at a relatively younger age and about half of mi occurs under the age of fifty years. abuse of anabolic steroids is one of the less common causes of atherosclerosis. in this report, a 23-year-old body builder male referred to e...

objective: depressed coronary artery disease (cad) patients may experience a poorer prognosis than non-depressed patients. the aim of this study was to find the associated factors for depressive symptoms in young adults with cad. method: this was a cross-sectional study within tehran heart center's premature coronary atherosclerosis cohort (thc-pac) study. young adult cad patients (men ≤ 45 yea...