Knowledge-based iterative model reconstruction (IMR) algorithm in ultralow-dose CT for evaluation of urolithiasis: evaluation of radiation dose reduction, image quality, and diagnostic performance.

Sung Bin ParkYang Soo KimJong Beum LeeHyun Jeong Park

Published in: Abdominal imaging (2016)

Despite a significant radiation dose reduction, ULD-IMR images were comparable in image quality and noise to RD-FBP images. Furthermore, the diagnostic performance of the ULD non-enhanced CT protocol was comparable to that of the RD scan for diagnosing urinary stones larger than 3 mm.

Keyphrases

image quality
computed tomography
deep learning
dual energy
convolutional neural network
optical coherence tomography
randomized controlled trial
machine learning
positron emission tomography
air pollution
magnetic resonance imaging
contrast enhanced
urinary tract