a total of 14 cases of infective endocarditis (ie) in children aged 6 months to 10 years were seen from december 1987 to december 1992 at the pediatric unit of ayatollah taleghani medical center. the majority of patients (12 of 14) were between 5 and 10 years of age. acyanotic congenital heart disease was known to preexist in 78.6% and rheumatic valvular heart disease in 21.4% of cases. organis...

a study was undertaken to find out the prevalence rate or rheumatic fever (r.f.) and rheumatic heart disease (r.h.d.) among pupils in selected schools of tehran, and to evaluate the rate of socio-economical factors on prevalence rate of this disease. during period of 5 months, 6, 183 children and adolescents aged 5-17 were studied. out of 6,183 pupils, 3, 680 were boys (59.5) and 2,503 were gir...

background: streptokinase, which is injected intravenously with a standard dose of 1.5 miu, is the most widely used thrombolytic agent around the world. what is so important about this bioproduct is the level of antistreptokinase (anti-sk) antibody in the population, which is directly correlated to the incidence of streptococcal infections in that population. objective: since iran is an endemic...

although primary chronic hypertension (htn) is increasingly common in adolescence, secondary forms of htn are more common among children. primary htn is associated with being overweight and/or a positive family history of htn. carotid intima-media thickness, a known risk factor for atherosclerosis is frequent in both adults and children with htn and other associated cardiovascular (cv) risk fac...

background & aims of the study: recent studies indicated that particulate matter can have the lung irritation, chronic lung diseases, lung tissue, etc. the aim objective of this study was to assess the mortality associated with exposure to pm10 concentrations in ilam, iran, during 2013. materials & methods: pm10 data were taken from ilam's local agency of environment (i-lae). the annual mo...

the human dignity of patients with cardiovascular disease (cvd) is an important issue, because of patients’ dependence upon caregivers, and because it impacts all aspects of their quality of life (qol). therefore, understanding and improving the status of dignity among these patients is of great importance. this study aimed to determine the status of dignity in patients with cvd admitted to car...

mitral valve regurgitation (mvr) is a common valvular disease in dogs. hydrokinetic evaluation of the blood flow within the ventricles has become possible by vector flow mapping (vfm), which shows the blood flow within the ventricles in vector and vortex flows. blood flow within the left ventricle of mvr dogs was compared at different stages of mvr and to that of normal dogs. 14 normal dogs and...

background and objective: congenital heart disease (chd) is the most form of cardiovascular disease in children. chd have different presentations, from defects that progress asymptomatically to those with significant symptoms and high mortality. this study was performed to highlight the importance of signs and symptoms to diagnosis of chd neonates. materials & methods: this descriptive an...

conclusions in the children in this study, pacemaker accelerometers failed to meet physiological demands. results basal heart rates, maximal heart rates, and exercise tolerance were significantly lower in the children with pacemakers. age, sex, and body mass index had no effect on the heart rate slope during the exercise test. there was no significant difference between epicardial and endocardi...

non-alcoholic fatty liver disease (nafld) is the leading cause of chronic liver disease in the united states and other industrialized countries, and the reported prevalence in the developing countries is also rather high. this disease is associated with a high rate of morbidity and mortality and damage to the other organs. the cardiovascular system is, perhaps, the most vulnerable organ to nafl...