estimating fetal weight in utero, for better management of pregnancy and appropriate timing of delivery especially in high-risk pregnancies is necessary. our purpose to evaluate a simple method in estimating fetal weight in iranian pregnant patients and also to compare was with a previous western study. this study was carried out in arash hospital, tehran university of medical sciences in 1996-...

introduction : efforts are being made to improve the efficacy of biomaterials used as bone substitutes for bone regeneration in the oral and maxillofacial region. graft materials have been recently produced in iran; however, studies are required to confirm their efficacy. this study aimed to compare the histomorphometric results of using mineralized allografts produced by the hamanandsaz baft k...

supravalvar mitral ring is a rare congenital heart defect of surgical importance. the condition is characterized by an abnormal ridge of the connective tissue on the atrial side of the mitral valve. it often substantially obstructs the mitral valve inflow. we herein introduce a case of a supravalvar mitral ring in a 17-year-old male, who was admitted to our hospital with cardiac syncope. he had...

iniencephaly is a rare kind of neural tube defect that is classified into two types of iniencephaly apertus and iniencephaly clausus. this anomaly could be diagnosed prenatally by obstetric ultrasonography and terminated by therapeutic abortion; however, it could be undiagnosed until birth similar to our case due to the abnormal position of the fetus or lack of experience of the sonographer. du...

background: coarctation of the aorta (coa) is a defect that accounts for 5-8% of all congenital heart diseases. balloon angioplasty as a treatment for coa is increasingly performed, with endovascular stents having been proposed as a means of improving the efficacy and safety of the procedure. the aim of this study was to evaluate the systolic blood pressure gradient at rest and during maximal e...

background: coronary artery disease is one of the most common causes of morbidity and mortality in developed countries. atherosclerosis begins in early childhood and progresses through life. with advances in pediatric cardiology, the prevalence of congenital heart disease in adults has increased in relation to children. a great deal of research has been conducted on serum glucose and lipid conc...

background: neural tube defects (ntd) are one of the leading causes of infant mortality worldwide. this study was de­signed to determine the prevalence of ntds among native fars ethnic groups during 1998-2005, and to identify maternal and demographic factors associated with ntds. methods: we performed a descriptive cross-sectional hospital-based study in dezyani hospital, gorgan, north of iran,...

background: some congenital defects can be prevented in the pregestational stage. however, many health professionals are not prepared to provide counselling to couples regarding the same. objective: this study aimed to assess the performance of doctors and nurses from a primary health-care unit in florianopolis, brazil, in preventing birth defects in the preconception period based on the recomm...

echocardiography is considered the primary diagnostic tool for congenital heart diseases. the pediatric echocardiography diagnostic errors, consisting of false positive or discrepant diagnoses, picked up within a 2.5-year period in our pediatric echocardiography laboratory are presented herein. in this case report, the factors contributing to the diagnostic errors are categorized as cognitive s...

cor triatriatum is defined as a membrane within the left atrium, which might lead to restricted pulmonary venous return. diagnosis is usually achieved by echocardiography in early infancy. therapy of choice is the excision of the membrane. herein, successful correction of cor triatriatum in a 4-year-old girl is presented, and the clinical features, echocardiographic findings, and the surgical t...