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Iterative CT reconstruction in abdominal low-dose CT used for hybrid SPECT-CT applications: effect on image quality, image noise, detectability, and reader's confidence.

Oliver S GrosserJuri RufDennis KupitzDamian CzuczwaraDavid LoewenthalMarkus ThormannChristian FurthJens RickeTimm DeneckeMaciej PechMichael C KreisslHolger Amthauer
Published in: Acta radiologica open (2019)
An ASIR level of 50% represents a good compromise in abdominal LD-CT image reconstruction. The specific ASIR level improved image quality (reduced image noise) and reader confidence, while preserving detectability of bone structure.
Keyphrases
  • image quality
  • computed tomography
  • dual energy
  • low dose
  • deep learning
  • air pollution
  • magnetic resonance imaging
  • high dose
  • bone mineral density
  • body composition
  • soft tissue