background and objectives non-traumatic acute abdominal pain is one of the most common complaints in patients referred to emergency department. to make diagnosis decision several diagnostic tests such as wbc count, urine analysis, and abdominal sonography are usually ordered which disturb emergency department, staff and force significant cost to patient and are time consuming. this study was do...

conclusions: the potent effect of corticosteroids in the rapid improvement of respiratory compromise associated with thyroid lymphoma represents an important clinical finding. this opens the possibility for the favorable response to corticosteroid therapy to be regarded as a possible preliminary diagnostic tool for thyroid lymphoma in acute respiratory distress patients in the absence of trache...

introduction: the role of ultrasonography in detection of pleural effusion has long been a subject of interest but controversial results have been reported. accordingly, this study aims to conduct a systematic review of the available literature on diagnostic value of ultrasonography and radiography in detection of pleural effusion through a meta-analytic approach. methods: an extended search wa...

introduction: hemothorax is one of the most prevalent injuries caused by thoracic traumas. early detection and treatment of this injury is of utmost importance in prognosis of the patient, but there are still controversial debates on the diagnostic value of imaging techniques in detection of hemothorax. therefore, the present study aimed to evaluate the diagnostic value of chest ultrasonography...

introduction: the potential benefit of ultrasonography for detection of thoracic bone fractures has been proven in various surveys but no comprehensive conclusion has been drawn yet; therefore, the present study aimed to conduct a thorough meta-analytic systematic review on this subject. methods: two reviewers independently carried out a comprehensive systematic search in medline, embase, isi w...

introduction: ultrasonography is currently being used as one of the diagnostic modalities in various medical emergencies for screening of trauma patients. the diagnostic value of this modality in detection of traumatic chest injuries has been evaluated by several studies but its diagnostic accuracy in diagnosis of pulmonary contusion is a matter of discussion. therefore, the present study aimed...

background disability is a relatively common problem in children. the pattern of admission in these children and their common infections may differ from other children because of their special disabilities. objectives we aimed to determine common infectious diseases resulting in admission of these children to our hospital. patients and methods between september 2006 and september 2007, 60 disab...

realizing the cause of cushing's syndrome (cs) is one of the most challenging processes in clinical endocrinology. the long high dose dexamethasone suppression test (standard test) is costly and need an extended inpatient stay. in this study we want to show the clinical utility of the overnight 8 mg dexamethasone suppression test (dst) for differential diagnosis of cs in a referral center. retr...

o bjectives: this study aimed to compare a number of new nanocomposites capable of pro- tecting the jaw from ionizing radiation. mat erials and methods: four different types of nano-powders [ti, zr (iv) oxide, ag and co] were mixed in a polymer matrix to create nano-composites with doping values of 8% in weight. small-angle x-ray scattering (saxs) analysis was performed using a hecus- saxs syst...