background: contrast nephropathy will increase mortality up to 30% following angiographic procedures. adenosine is a crucial mediator of contrast-induced nephropathy. the purpose of this study was to investigate whether the adenosine antagonist theophylline reduces the incidence of cn after coronary angiography. methods: in this randomized, double-blind, placebo-controlled clinical trial study,...

background: tumor lysis syndrome caused by widespread tumor cell damage may lead to electrolyte imbalances and express as metabolic disturbance causing clinical abnormalities. patients and methods: all patients younger than 16 years with documented malignancy candidate for chemotherapy, in hamedan province of iran were enrolled. results: out of 69 cancer patients the laboratory form of tumor ly...

conclusions according to high prevalence of malnutrition in our patients with esrd undergoing hemodialysis, periodic assessment of nutritional status is necessary in them. meanwhile we found sga as the best tool to assess nutritional status in patients with esrd undergoing hemodialysis, because it can recognize various degrees of malnutrition that may remain undetected by a single laboratory as...

background in addition to physical adaptation and psychosocial adjustment to chronic renal disease, hemodialysis (hd) patients must also adapt to dialysis therapy plan. objectives the aim of the present study was to examine the effect of roy’s adaptation model-based patient education on adaptation of hd patients. patients and methods this study is a semi-experimental research that was conducted...

conclusions this case raises awareness on the lack of visualization of ureteral flux during conventional cystoscopic evaluation in patients with renal failure undergoing pelvic organ prolapse repair, while also emphasizing the importance of confirming ureteral patency via retrograde ureteral intubation when cystoscopy is non-diagnostic. background pelvic floor reconstruction can result in obstr...

background endothelial injury is a well-known complication in chronic kidney disease (ckd) and hemodialysis. one of the sites in which early vascular changes may be detected is the retina. of course, these flow changes may not be detected in ophthalmologic exams, but it seems that color doppler sonography of retinal arteries may be helpful in these cases. objectives in previous studies on ckd p...

introduction percutaneous nephrolithotomy (pcnl) is a standard, safe, and efficient method for removing large renal calculi. despite development of endourologic equipment, complications of the pcnl are still prevalent. even though therapeutic modalities such as mini-micro pcnl have been developed in recent years, the complications are a serious concern yet. the most important complication is he...

Introdution: Acute renal failure is a common complication in the brain injury patients. Released adenosine in injury can reduce renal glomerular filtration. Aminophylline is an inhibitor of releasing adenosine. So, this study aimed to evaluate the effect of intravenous aminophylline in renal function of brain-injured patients with acute renal failure admitted to the intensive care unit. Method...