Open-label randomizsed comparative study of the detection rates of colorectal tumors/polyps between colon capsule endoscopy and CT colonography

Open-label randomizsed comparative study of the detection rates of colorectal tumors/polyps between colon capsule endoscopy and CT colonography - COLOCAT study

Status

Recruiting

Phases

Phase 4

Study type

Interventional

Source

JPRN

Registry ID

JPRN-UMIN000012747

Enrollment

120

Registered

2014-01-03

Start date

2014-12-20

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

Colorectal tumors/polyps

Interventions

colon capsule endoscopy CT colonography

Eligibility

Sex/Gender

All

Inclusion criteria

Inclusion criteria: Patients with positive fecal immunological tests or symptoms suspicious of harboring colorectal tumors or polyps

Exclusion criteria

Exclusion criteria: 1. Patients with dysphasia 2. Patients with drug allergy used in this study. 3. Pregnant or possible pregnant women 4. Patients who will undergo MRI 2weeks after colon capsule endoscopy 5. Patients with present or past history of small and large bowel obstruction 6. Patients suspicious of having colorectal advanced carcinoma by tumor markers or symptoms 7. Patients inappropriate for this study by other reasons judged by investigators

Design outcomes

Primary

Measure	Time frame
Sensitivity and specificity of colon capsule and CT colonography for colorectal tumors/polyps	—

Secondary

Measure	Time frame
Adverse events, examination time, compliance, and detection rates of colorectal tumors or polyps stratified by fetal hemoglobin concentration.	—

Countries

Japan

Contacts

Public ContactKato, Hiramatsu

Fujita Health University School of Medicine IRB

chiken@fujita-hu.ac.jp0562-93-2139

Outcome results

None listed

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