this study describes two cases of cervical sympathetic schwannoma operated at department of vascular surgery and review the literature to clarify the demographic, diagnostic, and therapeutic features of these rare lesions for the first time. two 32- and 59-year-old ladies both presenting with a painless cervical mass were referred to our service with the initial diagnosis of carotid body tumor....

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 :in addition to diagnosing the acute myocardial infarction (mi), stratifying high-risk patients and proper treatment strategies are important issues in managing patients complaining of chest pain and suspecting mi. many studies have been conducted to predict the occlusion site by interpreting the st segment deviations in electrocardiogram (ecg).additional posterior and right precordi...

conclusions the study showed that preparation package was effective in decreasing sbp and dbp, as well as heart rate. therefore, using multimodal comprehensive preparation packages, such as the package used in the present report, is suggested. results from the total number of 66 patients, the 63.3% were male and married. no significant differences were observed between the mean of sbp and dbp a...

conclusions cgm is a non-invasive technique recently developed for quantitative three-dimensional vectorial analysis of myocardial activity and detection of ischemia and infarction. this technique is clearly more sensitive and more specific than a standard resting 12-lead ecg. results the coronary angiography showed a normal coronary artery in 263 patients (67.4%). a median of cgm score was 1 (...