Study for superficial microcirculatory hemodynamics of colorectal adenomas using novel high-resolution magnifying endoscopy

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2000031294

Enrollment

Unknown

Registered

2020-03-27

Start date

2019-10-01

Completion date

Unknown

Last updated

2020-05-04

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

Conditions

colorectal adenoma

Interventions

Case series:Video observation during colonoscopy, no other traumatic intervention

Eligibility

Sex/Gender

All

Age

46 Years to 68 Years

Inclusion criteria

Inclusion criteria: 1. Colon polyps patients who underwent colonoscopy screening had a pathological diagnosis of adenoma; 2. Patients aged 40-70 years old.

Exclusion criteria

Exclusion criteria: 1. Lower gastrointestinal bleeding has recently occurred; 2. Patients with severe cardiopulmonary dysfunction, lactating or pregnant women, and patients with abnormal blood coagulation; 3. Patients with mental or intellectual disability who cannot cooperate with examination and treatment; 4. Anesthesiologist evaluates patients who cannot tolerate intravenous anesthesia.

Design outcomes

Primary

Measure	Time frame
Microcirculation Vessel Density;Mean Vessel Width;Width Standard Deviation;blood flow velocity;	—

Countries

China

Contacts

Public ContactRen Yutang

Beijing Tsinghua Changgung Hospital

pumcren@126.com+86 18010028916

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 4, 2026