conclusions at present, no single diagnostic procedure is able to cause damage to the embryo or fetus. there are possible harmful effects for doses above 0.2 - 0.25 gy (20-25 rad). context many women of reproductive age and pregnant women require diagnostic tests involving ionizing radiation. fetal exposure to radiation worries both the patient and the obstetricians and could lead to inappropri...

background: more diagnostic techniques require a better understanding of the forces and stresses developed in the wall of the left ventricle. the aim of this study was to differentiate significant coronary artery disease (cad) patients using a non-invasive quantification of myocardial wall stress in the diastole phase. methods: sixty male subjects with sinus rhythm (30 patients with significant...

background : retakes of intra oral radiographs happen frequently in dental practice although radiographic courses train dental students in consecutive semesters. to reduce the patient exposure as much as possible it is mandatory to reduce the number of retakes both in radiology clinics and educational centers. materials and methods : 3188 periapical radiographs taken by bisect-angle technique w...

background: the aim of this study was to evaluate the efficacy of arterial blood gases (abgs) in determining the type of intoxication. methods: medical charts of all patients who had referred to the toxicology ward of baharloo hospital between january 2009 and december 2009 were evaluated. after excluding the patients with multi-drug toxicity, data, including age, sex, type of intoxication (the...

visceral leishmaniasis (vl) is a zoonotic disease caused by leishmania species. dogs are considered to be the main reservoir of vl. a number of methods and antigen-based assays are used for the diagnosis of leishmaniasis. however, currently available methods are mainly based on direct examination of tissues for the presence of parasites, which is highly invasive. a variety of serological tests ...

background: trichomoniasis is recognized as a major sexually transmitted disâ­ease (std) in the world and has the highest prevalence and incidence of std. the prevalence strongly is related to cultural and social norms in different socieâ­ties, in relation to sexual partnership, monogamy, or polygamy. our objective was to describe the frequency and natural history of infection and correlation o...

background: primary immunodeficiency disorders (pid) are a group of hereditary disorders characterized by an increased susceptibility to severe and recurrent infections, autoimmunity, lymphoproliferative disorders, and malignancy. objective: to evaluate the demographic and clinical data of pid patients diagnosed in a referral pediatric hospital. method: all pid cases with a confirmed diagnosis,...

background: intensified strategy includes special attention to the symptoms such as cough (more than two weeks), fever (more than three weeks), night sweats (more than three weeks), and weight loss (more than 3 kg per month). if any of the above symptoms was positive, in suspected individuals for tb, more assessment should be done. the aim of this study was to compare between intensified and ro...

background penetrating and impalement injuries of the hand and fingers are one of the commonest presentations at the hospital’s emergency rooms. this study assessed the characteristics of patients who suffered foreign body injuries to the hands and documented the pattern of diagnosis and management at a specialist plastic surgical facility. methods the study was conducted at the department of p...