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PURPOSE To identify clinical and technical factors influencing the outcome of transcatheter embolotherapy for nonvariceal upper gastrointestinal (GI) hemorrhage and to quantify the impact of successful intervention on patient survival. MATERIALS AND METHODS A retrospective review was performed of all patients (n = 163) who underwent arterial embolization(More)
BACKGROUND Helical computed tomography (CT) techniques for the diagnosis of pulmonary embolism have been refined over the past decade. Helical CT is widely used in the diagnosis of pulmonary embolism despite the lack of well-designed trials supporting this approach. Although helical CT correlates well with pulmonary angiography in detecting central emboli,(More)
PURPOSE To evaluate the accuracy of Current Procedural Terminology (CPT) coding for interventional radiology procedures and the associated professional economic impact when coding is performed by operating physicians. METHODS Procedure reports and physician charge sheets were obtained for 549 interventional radiology encounters performed by 62 physicians(More)
PURPOSE Tunneled hemodialysis catheter dysfunction often occurs from fibrin sheath formation. As a way to preserve existing catheter venous access sites, the authors evaluated over-the-wire exchange of catheters through pre-existing subcutaneous tunnels as an alternative to catheter removal and de novo catheter replacement. PATIENTS AND METHODS One(More)
PURPOSE To evaluate national trends in enteral access services by radiologists and other specialists. MATERIALS AND METHODS Medicare data from 1997 to 2000 were analyzed for trends in gastrointestinal access services. Current Procedural Terminology codes for gastrostomy placement and maintenance services were selected. Utilization was analyzed by(More)
PURPOSE The aim of this study was to evaluate trends in the placement and removal of inferior vena cava (IVC) filters in the Medicare population. METHODS Summary Medicare claims data from 1999 through 2008 were used to identify the frequency of IVC filter placement procedures by specialty (radiology, surgery, cardiology, and all others) and site of(More)
BACKGROUND Pneumocephalus usually results from trauma, infection, neoplasm, or iatrogenic causes. Barotrauma-induced spontaneous pneumocephalus is extremely rare, usually seen in divers or occassionally with air travel. CASE REPORT We report a case of a 61-yr-old female presenting with confusion, fever, and respiratory failure one day after developing(More)
Physician productivity disparities are not uncommonly debated within radiology groups, sometimes in a contentious manner. Attempts to measure productivity, identify and motivate outliers, and develop equitable management policies can present challenges to private and academic practices alike but are often necessary for a variety of professional, financial,(More)
PURPOSE The aim of this study was to assess national trends and regional variation in the utilization of percutaneous cholecystostomy (PC). METHODS Medicare fee-for-service claims files from 1994 to 2009 were used to identify trends in PC compared with laparoscopic and open surgical gallbladder procedures. Volume, geographic variation, provider specialty,(More)