Clinical Gastroenterology Vol.34 No.3(4-1)

Theme CT Colonography 2019 -- Recent Advances, Current Status and Its Evaluation as a Modality for Organized Cancer Screening
Title Basic Scanning Method of CTC
Publish Date 2019/03
Author Takaaki Kitai Maiduru Kyosai Hospital
[ Summary ] A lot of evidence has been reported about bowel preparation and its scan conditions for CT colonography (CTC). The end point is to prevent both disadvantages of patients and inadequate preparation (=Score C0 by C-RADS assessment).
Therefore, it is important to standardize CTC scan conditions and we expect to increase the population-based screening rate for colorectal cancer as a result.
Colomfort® oral suspension, PEG-CM method with Niflec® and Gastrografin®, and MP-C method with Magcorol P® and Gastrografin® are representative of bowel preparations for CTC. We select one depending on the patient's situation. Antispasmodics are not used because of their disadvantages.
It is important to reduce radiation doses. We also need to avoid having more than one part of the large intestine collapse in two of body positions to contribute to be improvement of diagnostic accuracy.
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