نتایج جستجو برای: radiographic quality

تعداد نتایج: 779327  

Journal: :JACC. Cardiovascular interventions 2014
Eberhard Kuon Kerstin Weitmann Wolfgang Hoffmann Marcus Dörr Thorsten Reffelmann Astrid Hummel Alexander Riad Mathias C Busch Klaus Empen Stephan B Felix

OBJECTIVES Our goal was to validate an educational 90-min minicourse in lower-irradiating cardiac invasive techniques. BACKGROUND Despite comprehensive radiation safety programs, patient radiation exposure in invasive cardiology remains considerable. METHODS Before and at a median period of 3.7 months after the minicourse at 32 German cardiac centers, 177 interventionalists consistently doc...

2014
M. Shirin Shandiz M.T. Bahreyni Toossi S. Farsi K. Yaghobi

The goal of this study was to establish local diagnostic reference levels (LDRLs) for conventional radiography examinations in Sistan-Baluchestan province of Iran, using dose area product (DAP) measurements followed by a comparison with international dose levels. DAP factor evaluation was carried out at eight radiography rooms in six public and one private health-care centers. The study employe...

2014
Joshua B. Holt David E. Oji

Methods: Thirty-five patients (sixty clubfeet) in whom idiopathic clubfoot was treated with the Ponseti method from 1950 to 1967 were followed. At an average age of forty-seven years (range, thirty-seven to fifty-five years), the patients underwent a detailed musculoskeletal examination, radiographic evaluation, pedobarographic analysis, and surface electromyography (EMG). They also completed t...

Journal: :Journal of neurology, neurosurgery, and psychiatry 1983
P Macpherson E Teasdale A P McGeorge

A series of cervical myelograms performed by direct puncture resulted in almost identical incidence of side effects, more contrast within the skull, more frequent EEG abnormalities and only slightly better radiographic quality than in a comparable series of patients in whom the contrast was run up from the lumbar region.

2004
A von Porat E M Roos H Roos

Objective: To identify the consequences of an anterior cruciate ligament (ACL) tear in a cohort of male soccer players 14 years after the initial injury with respect to radiographic knee osteoarthritis and patient relevant outcomes. Methods: Of 219 male soccer players with an ACL injury in 1986, 205 (94%) were available for follow up after 14 years; 75% of the cohort (154/205) answered mailed q...

2012
A Phillips A Goubran S Naim D Searle V Mandalia A Toms

INTRODUCTION We sought to validate radiographic measurements of range of motion of the knee after arthroplasty as part of a new system of virtual clinics. METHODS The range of motion of 52 knees in 45 patients was obtained by 2 clinicians using standardised techniques and goniometers. Inter-rater reliability and intraclass correlation coefficients (ICCs) were calculated. Radiographs of these...

Journal: :RoFo : Fortschritte auf dem Gebiete der Rontgenstrahlen und der Nuklearmedizin 2013
E Kuon K Empen K Weitmann A Staudt A Hummel M Dörr T Reffelmann W Hoffmann S B Felix

PURPOSE To validate the long-term efficacy of a 90-min. educational mini-course in less-irradiating cardiac interventional techniques. MATERIALS AND METHODS Before, two months after, and two years after the mini-course (periods I, II, and III), we analyzed the following radiation dose parameters for ten coronary angiographies (CA), performed by each of 7 cardiologists: total dose-area product...

Journal: :Annals of the rheumatic diseases 2004
A von Porat E M Roos H Roos

OBJECTIVE To identify the consequences of an anterior cruciate ligament (ACL) tear in a cohort of male soccer players 14 years after the initial injury with respect to radiographic knee osteoarthritis and patient relevant outcomes. METHODS Of 219 male soccer players with an ACL injury in 1986, 205 (94%) were available for follow up after 14 years; 75% of the cohort (154/205) answered mailed q...

2016
William Cotton

cular or other deposit and infiltration, the presence of fracture in the form of fissure or of fragments, and the like. This is the method of simple inspection. In the second degree there is determined, from an exact knowledge of the position of the radiographic centre of emission to the object and to the picture plane at the time of exposure, the direction in which the parts depicted lie withi...

Journal: :BMC Musculoskeletal Disorders 2005
Carina A Thorstensson Ewa M Roos Ingemar F Petersson Charlotte Ekdahl

BACKGROUND Studies on exercise in knee osteoarthritis (OA) have focused on elderly subjects. Subjects in this study were middle-aged with symptomatic and definite radiographic knee osteoarthritis. The aim was to test the effects of a short-term, high-intensity exercise program on self-reported pain, function and quality of life. METHODS Patients aged 36-65, with OA grade III (Kellgren & Lawre...

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