WebA split bolus contrast protocol can reduce the number of passes through the body, and thereby radiation exposure, in this relatively young and vitally threatened population. Purpose: To evaluate three protocols for single pass total body scanning in 64-slice multidetector CT (MDCT) on optimal image quality. Web19 patients were done by using single-bolus CT-Urography protocol and 20 patients by the split-bolus protocol. Results: In SB1 (Single-bolus CT Urography), CTDI vol had a …
Split vs. Single Bolus CT Urography: Comparison of …
WebJun 1, 2014 · The CT-images are of a patient who underwent two phases of arterial imaging at 18 and 35 seconds. In the early arterial phase we nicely see the arteries, but we only see some irregular enhancement within the … WebA small bolus of radio-opaque contrast media is injected into a patient via a peripheral intravenous cannula. Depending on the vessel being imaged, the volume of contrast is tracked using a region of interest (abbreviated … folly on the lake elden ring
Split-Bolus MDCT Urography with Synchronous Nephrographic …
WebPurpose: To determine the accuracy of split-bolus CT urogram (SB-CTU) without special maneuvers for ureteral distention in diagnosing upper urinary tract urothelial carcinoma (UCA). Materials and methods: A hospital database was searched from 1/1/10, to 9/1/15, for SB-CTU exams without special maneuvers for ureteral distention. WebNov 22, 2024 · Purpose To propose an optimization method of contrast medium injection for the split-bolus protocol based on the contrast medium pharmacokinetics and investigate the utility of the optimized split-bolus protocol in 3D CT angio-venography for laparoscopic gastrectomy. Materials and methods A pharmacokinetic relationship between injection … WebMay 20, 2024 · Comparing the scan time, image quality and radiation dose of CT urograms using a split vs. single bolus contrast media injection technique resulted in significantly fewer repeat phases and faster scan time at the expense of a slightly higher radiation dose. The purpose of this study was to compare the scan time, image quality and radiation … eight founding fathers