PURPOSE To comprehensively investigate the diagnostic performance of coronary artery angiography with 64-MDCT and post 64-MDCT. MATERIALS AND METHODS PubMed was searched for all published studies that evaluated coronary arteries with 64-MDCT and post 64-MDCT. The clinical diagnostic role was evaluated by applying the likelihood ratios (LRs) to calculate the post-test probability based on Baye...

background:learning the key issues in providing nursing care requires new instructional strategies that prevent superficial learning of students and improve meaningful and high level learning in them. the aim of this study was to determine effect of teaching the nursing process in composing method on nursing students and their clinical learning. methods: in a quasi-experimental study with two g...

Post operative pain and its control remains one of the most important issues in the field of surgery and health care system. Formalin test has been used as a method for assessing pain and analgesia in rats. Systemic and spinally administered clonidine, an ?2-adrenergic agonist, is proved to enhance postoperative analgesia. It has also been shown that morphine-dependent rats experience more chr...

breaking bad news is one of the most burdensome tasks physicians face in their everyday practice. it becomes even more challenging in the context of hiv + patients because of stigma and discrimination. the aim of the current study is to evaluate the quality of giving hiv seroconversion news according to spikes protocol. numbers of 154 consecutive hiv + patients from imam khomeini hospital testi...

introduction the dexamethasone test has been widely used for diagnosing hypercortisolism. materials and methods we assessed the relationship between the basal and suppressed cortisol values in urine and plasma during a low-dose dexamethasone test in patients with proved cushing&apos;s disease. results a statistically highly significant correlation was found (for urine cortisol: r = 0.66, p <0.0...

the current article was an attempt to investigate the effect of semantic mapping strategy instruction on reading comprehension performance of efl learners. to this end, thirty homogeneous iranian intermediate efl learners attending a language school in bonab, iran, were randomly assigned to two groups, one as the experimental and the other as the control. the experimental group received instruc...

AIM To compare the bond strength and the fracture resistance of different post systems. MATERIALS AND METHODS Endodontically treated 60 mandibular incisor and 60 mandibular premolar teeth were used for the bond strength and fracture resistance test respectively. For each test, three groups (n = 20) were formed according to the posts used zirconia posts (ZR post), individually formed glass fib...