a 30-year-old female with end-stage renal disease was a candidate for dual lumen catheter placement. after catheter insertion, o2 saturation measurement of the aspirated blood from the catheter was similar to that of arterial blood. they referred the patient to our hospital after 48 hours. diagnostic procedures revealed that the tip of the catheter had entered the pleural cavity. catheter remov...

the study aimed to evaluate the correlation of maladjusted schema and locus of control with ocd, with the emphasis on cognitive approach to ocd.in this study, 273 iranian participants were selected; of whom, 30% were male and 70% were female. participants' age ranged from 19 to 34 and the mean age for the sample was 23.42(sd=2.46). participants completed questionnaire batteries including measur...

power system overvoltages due to switching, lightning and other disturbances are the main problem for designers of the power transformers. once some frequencies of the incoming surges match with some of the natural frequencies of transformer winding, the resonance phenomenon is expected in transformer winding. the resonant overvoltages may destroy the insulation between turns and cause to insul...

the primary aim of this study is to determine maximum bite force in molar and incisor regions of healthy individuals, to evaluate the bite force after open reduction and internal fixation of mandibular fractures using micro plates, for a period of up to 6 weeks and to determine the rate of recovery of maximum bite force in an indian population.

introduction central vein catheterization (cvc) is an important procedure for emergency departments (ed). despite the existence of ultrasonography (us) devices in every ed, cvc was accomplished by anatomical landmarks in many eds in iran. objective this study was designed for the evaluation of us-guided cvcs, anatomical landmark cvcs, and the promotion of us-guided cvc in iran. methods and mate...

background:  multiple  sclerosis  (ms) patients permanently confronted  with serious challenges from treatment regimen. developing  a new  questionnaire in ms management, through  evaluation  of patients’ perspectives   and  knowledge   regarding   treatment  will help  to  identify the  sources  of tension, and  to  build  a therapeutic   alliance.   we   purposed   to   describe    ms patient...

this article is an attempt to survey the contraction and cancellation of the reuter’s agreement as a one-sided approach and from special perspective, by using minimalistic ideology and with emphasis on multi-sided and various reasons and factors effective in the process of this contract.  on the basis of this research, in this contraction, different factors came together and augmented one anoth...

background: accurate identification of sheep nematodes is a critical point in epidemiological studies and monitoring of drug resistance in flocks. however, due to a close morphological similarity between the eggs and larval stages of many of these nematodes,such identification is not a trivial task. there are a number of studies showing that molecular targets in ribosomal dna (internal transcri...