[DJR-151] Risk Prediction for Early Biliary Infection after Percutaneous Transhepatic Biliary Stent Placement in Malignant Biliary Obstruction

Purpose: To establish a nomogram for predicting the occurrence of early biliary infection (EBI) after percutaneous transhepatic biliary stent (PTBS) placement in malignant biliary obstruction (MBO).Materials and Methods: In this multicenter study, patients treated with PTBS for MBO were allocated to a training cohort or a validation cohort. The independent risk factors for EBI selected…

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[DJR-154] Bariatric Embolization of the Gastric Arteries for the Treatment of Obesity

Obesity is a public health epidemic in the United States that results in significant morbidity, mortality, and cost to the health care system. Despite advancements in therapeutic options for patients receiving bariatric procedures, the number of overweight and obese individuals continues to increase. Therefore, complementary or alternative treatments to lifestyle changes and surgery are urgently…

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[DJR-148] Safety and Efficacy of Acute Pulmonary Embolism Treated via Large-Bore Aspiration Mechanical Thrombectomy Using the Inari FlowTriever Device

Purpose: To report initial experience with safety and efficacy in the treatment of pulmonary embolism (PE) using the FlowTriever device. Materials and Methods: A single-center retrospective study was performed in all patients with acute central PE treated using theFlowTriever device between March 2018 and March 2019. A total of 46 patients were identified (massive 1⁄4…

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[DJR-147] Utility of Motor and Somatosensory Evoked Potentials for Neural Thermoprotection in Ablations of Musculoskeletal Tumors

Purpose: To characterize the utility of monitoring transcranial electrical motor evoked potentials (TCeMEPs) and somatosensory evoked potentials (SSEPs) for neural thermoprotection during musculoskeletal tumor ablations. Materials and Methods: Retrospective review of 29 patients (16 male; median age, 46 y; range, 7–77 y) who underwent musculoskeletal tumor radiofrequency ablation (n ¼ 8) or cryoablation (n ¼…

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[DJR-145] Comparison between Surgical and Endovascular Hemodialysis Arteriovenous FistulaInterventions and Associated Costs

Purpose: To compare: (i) rate of arteriovenous fistula (AVF) interventions in both incident and prevalent end-stage kidney disease patients; (ii) their associated costs; and (iii) intervention-free survival between patients with surgical hemodialysis arteriovenous fistula (SAVF) versus those with an endovascularly created fistula (endoAVF). Materials and Methods: Data from the United States Renal Data System (USRDS)…

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[DJR-144] Pediatric Percutaneous Nephrostomy: A Multicenter Experience

Purpose: To analyze technique, outcomes, and complications of a large series of pediatric percutaneous nephrostomy (PCN) procedures performed at 4 tertiary pediatric centers. Materials and Methods: Retrospective multicenter study of PCNs performed during an 11-year period. Six hundred seventy-five PCNs were performed on 441 patients (median age: 4 y, range: 1 d–18 y, median weight:…

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[DJR-143] Single-Step Method for Pull-Type Gastrostomy Tube Placement

Purpose: Single-step pull-type gastrostomy tube (PGT) placement is a method involving gastric puncture with a curved 18-gauge trocar needle allowing retrograde cannulation of the gastroesophageal junction without use of a sheath or snare. This retrospective review of 102 patients who underwent single-step PGT placement demonstrated 91% success in advancing the wire up the esophagus using…

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[DJR-142] Real-Time Ultrasound-Guided Paracentesis by Radiologist: Near Zero Risk of Hemorrhage without Correction of Coagulopathy

Purpose: To evaluate the rate and risk factors for hemorrhage in patients undergoing real-time, ultrasound-guided paracentesis by radiologists without correction of coagulopathy.Materials and Methods: This was a retrospective study of all patients who underwent real-time, ultrasound-guided paracentesis at a single institution over a 2-year period. In total, 3116 paracentesis procedures were performed: 757 (24%) inpatients…

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[DJR-140] Magnification Spot Radiographs Improve Assessment for IVC Filter Fractures Prior to Removal Compared to CT

Purpose: To determine if magnification spot radiographs acquired before attempting inferior vena cava (IVC) filter removal have value in the assessment for filter fractures. Materials and Methods: A retrospective review of complex IVC filter removals performed at a tertiary referral center from October 2015 to May 2017 was performed. Magnification spot radiographs (frontal and at least…

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