the aim of this study was to evaluate the morbidity and mortality in patients with operable stage ii and iii rectal cancers within one or two months after surgery, who has been treated pre-operatively with short course radiotherapy. twenty-eight patients with rectal adenocarcinoma, consecutively referred to the cancer institute of imam khomeini hospital from march 2009 to march 2010, were selec...

background: we performed this study to evaluate the efficacy of melatonin, clonidine and gabapentin in reducing preoperative anxiety and postoperative pain in patients undergoing laparoscopic cholecystectomy. methods: this study was a randomized clinical trial on patients scheduled for laparoscopic cholecystectomy. a total number of 88 patients were categorized into four groups to receive melat...

CONTEXT Previous surveys of the current practice of preoperative assessment within different countries have shown that there is much variation between different hospitals. OBJECTIVE The aim of the present study was to document the current clinical practice of preoperative testing for noncardiac surgery in Europe. We also wanted to assess the opinion of anaesthesiologists on eliminating routin...

The past several years has seen a dramatic increase in the number and quality of randomized and prospective studies to define the optimal and most cost-effective approach to preoperative cardiovascular evaluation and management for noncardiac surgery, including studies evaluating the role of coronary revascularization before noncardiac surgery and perioperative beta-blockers. In 2007, the Guide...

BACKGROUND This study reports the efficacy of intraoperative transesophageal echocardiography (TEE) for evaluation of high take-off coronary ostia and proximal coronary arterial flows as an alternative to preoperative coronary angiography. CASE PRESENTATION In a 65-year old male undergoing the bicuspid aortic valve (BAV) repair and the extensive remodeling of dilated sinus and tubular junctio...

Aim: Mammography and ultrasonography are helpful diagnostic methods for the detection of asymptomatic lesions prior to reduction mammoplasty operations. Preoperative radiological evaluation does not give accurate results all time. Consequently, preoperative radilological and postoperative histopathologic evaluation were used together in order to diagnose the premalignant and silent cancer foci....

background: a glass injury to the wrist and forearm is a common condition in adults and children that may cause significant discomfort and disability. this study was conducted to evaluate the accuracy of preoperative examination of this injury. methods: in this prospective study, among patients referred to kashani hospital in isfahan, iran from august 2006 to march 2008, 150 patients with glass...

aim : the aim of this study is to evaluate the accuracy of preoperative abdominal ultrasonography in suspected appendicitis, and equivocal exam. background : acute appendicitis is a common problem and occasional challenging diagnosis in emergency department of every general hospital. patients and methods : within a period of one year from march 2007 through march 2008, all patient with suspecte...

In pediatric living-related liver transplantation, preoperative evaluation of the recipient is important for surgical planning, while the accurate diagnosis of postoperative complications is essential for graft salvage. Multiplanar and three-dimensional imaging using multi-slice spiral CT can be used for preoperative vascular imaging, as well as for evaluating postoperative complications. In th...