introduction: according to the high incidence of bell's palsy (ifp) and lack of clinical data regarding different aspects of disease, the present study investigated 121 iranian patients with peripheral facial paralysis referred to the emergency department. methods: in this retrospective study, all patients with peripheral facial paralysis, referred to the emergency department of poursina hospit...

background: variations of the brachial plexus are common and a better awareness of the variations is of crucial importance to achieve successful results in its surgical procedures. the aim of the present study was to evaluate the anatomical variations of the brachial plexus in adult cadavers.   methods: bilateral upper limbs of 32 fresh cadavers (21 males and 11 females) consecutively referred ...

Introduction Acute kidney injury biomarkers are opening a new era in diagnosing kidney failure. The requirement for a specific and sensitive marker of kidney function is highly desirable in neonates because the diagnostic possibilities in this age group are not sufficient. Recent research show that neutrophil gelatinase-associated lipocalin (NGAL) can have a great potential but there is a wide ...

background: atherosclerosis of the peripheral arteries occurs in 12% of individuals at 65 years of age or older. at least 28% of these patients suffer from coronary heart diseases and 10% of them are afflicted with cerebrovascular diseases. to calculate the agreement between two diagnostic tests for peripheral arterial disease (pad), namely ankle brachial index (abi) and ultrasound duplex scann...

results stereoscopic displays of the nerves were obtained in all 24 elbows by vr, mip, and fiber tractography post-processing methods. the vr/mip post-processing methods were easier to perform compared to fiber tractography. there was no significant difference among the scores of fiber tracking and vr/mip reconstruction for single direction. the imaging quality scores of fiber tractography and ...

background: cobalamin deficiency and peripheral neuropathy (pn) are commonly seen in hiv-infected adults. the level of urine methylmalonic acid (umma), a reliable indicator of tissue cobalamin status, was determined in hiv infected subjects with and without pn to establish this association. methods: one hundred and ninety-eight (198) consenting hiv infected subjects with and without pn were rec...

background: the purpose of this paper is to establish an easy and reliable biodosimeter protocol to evaluate the biological effects of proton beams. materials and methods: human peripheral blood lymphocytes were irradiated using proton beams (let: 34.6 kev μm−1), and the chromosome aberrations induced were analyzed using cytokinesis-blocked (cb) micronucleus (mn) assay. to determine the efficie...

to investigate the root anatomy and hydraulic conductivity of wheat cultivars, including shiraz, bahar, pishtaz, sistan, and yavaros, a series of controlled environment (growth chamber) experiments were hydroponically conducted at university college of dublin (ucd), ireland in 2010. bahar, pishtaz and sistan cultivars were employed as tolerant to drought and shiraz and yavaros as sensitive. twe...

abstract objective: diabetic peripheral neuropathy (dpn) is one of the most common complications of diabetes. beside the known factors such as hyperglycemia in the pathogenesis of this complication, other etiologies may play role in the pathogenesis of this complication. the aim of this study was the evaluation of the role of serum vitamin d and vitamin b12 levels in this process. material and ...

objective: peripheral arterial disease (pad) is a state characterized by atherosclerotic occlusive disease of lower extremities. diabetes is the main risk factor for pad. material and methods: to assess the prevalence of pad, a cross sectional study was performed on 352 diabetic patients who referred to yazd diabetes research center from 2007 to 2010. vascular assessment was done by measuring t...