Efficacy of automated carbon dioxide insufflation in CT colonography

Efficacy of automated carbon dioxide insufflation in CT colonography - Efficacy of automated carbon dioxide insufflation in CTC

Status

Active, not recruiting

Phases

Unknown

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000009279

Enrollment

100

Registered

2012-11-07

Start date

2012-06-01

Completion date

Unknown

Last updated

2026-06-29

For informational purposes only — not medical advice. Sourced from public registries and may not reflect the latest updates. Terms

Conditions

Healthy individual

Interventions

CT colonography using automated carbon dioxide insufflation. CT colonography using manual carbon dioxide insufflation.

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: 1) Healthy individual. 2) Major functions of organs of the subjects are in a good condition. 3) Aged 40 years or older. 4) Signed informed consent forms are obtained by the patients.

Exclusion criteria

Exclusion criteria: 1) Patients with inflammatory bowel disease. 2) Fulfillment of clinical criteria for diagnosis of FAP or HNPCC (Amsterdam criteria). 3) Contraindication for using Buscopan. 4) Previous colorectal surgery. 5) Gastric or intestinal stenosis, abdominal adhesions, bowel obstruction or perforation, toxic megacolon. 6) Evidence of an increased risk in carrying out bowel preparation or CTC exams. 7) Possibility of pregnancy. 8) Patients with psychological conditions that contraindicate CT colonography or make them irrelevant to participate in the trial. 9) Claustrophobia. 10) Severe deafness. 11) Subjects whose eligibility for this clinical trial is not appropriate by other reasons.

Design outcomes

Primary

Measure	Time frame
Assessment of colon and small intestine distension per segment.	—

Secondary

Measure	Time frame
Data on perceived burden of CT colonography were collected using visual analogue scale (VAS) and a questionnaire.	—

Countries

Japan

Contacts

Public ContactKoichi Nagata MD PhD

Sakakibara Sapia Tower Clinic Radiology Section

Nagata7@aol.com03-5288-0011

Outcome results

None listed

Source: JPRN (via WHO ICTRP) · Data processed: Jul 3, 2026