conclusion attending radiologists could diagnose acute appendicitis accurately on ne-ldct. performance of senior residents on ne-ldct is better than junior residents and comparable to attending radiologists. results diagnostic performances for acute appendicitis were not statistically different for attending radiologists at both examinations. better performance was noted on the ce-sdct with a b...

Institute of Diagnostic and Interventional Radiology, Municipal Hospital of Schweinfurt, Schweinfurt, Germany Division of Neuroradiology, Department of Neurosurgery, Erlangen-Nuremberg University, Erlangen, Germany Siemens AG, Medical Solutions, Erlangen, Germany Institute for Graphic Data Processing, Erlangen-Nuremberg University, Erlangen, Germany Inside, Functional Diagnostic Inc., Schweinfu...

Introduction Lead-based shields are the most widely used attenuators in X-ray and gamma ray fields. The heavy weight, toxicity and corrosion of lead have led researchers towards the development of non-lead shields. Materials and Methods The purpose of this study was to design multi-layered shields for protection against X-rays and gamma rays in diagnostic radiology and nuclear medicine. In this...

Affiliations 1 Diagnostic, Interventional, and Pediatric Radiology, INSELSPITAL – Bern University Hospital, Bern 2 Department of Radiology, Neuroradiology, Sonography and Nuclearmedicine, Merciful Brethren Hospital, Trier 3 Diagnostic and Interventional Radiology, University Medical Center Hamburg Eppendorf, Hamburg 4 Department of Hepatobiliary Surgery und Transplant Surgery, University Medica...

abstract   background: the x-ray machines used for radiodiagnosis should meet certain quality assurance (qa) programmes . these are necessary to have good quality radiographs at reasonably low exposure to patients.   materials and methods: dose reduction methods in abdomen x-ray examination were carried out in 10 hospitals in tehran. this paper presents the work, which was implemented on 200 pa...