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A Study on the Diagnostic Value of Special Imaging Techniques with Peroral Cholangioscopy in Biliary Strictures

A Study on the Diagnostic Value of Special Imaging Techniques with Peroral Cholangioscopy in Biliary Strictures

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500099754
Enrollment
Unknown
Registered
2025-03-28
Start date
2025-03-28
Completion date
Unknown
Last updated
2025-03-31

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

Conditions

Biliary diseases

Interventions

Case series:None

Sponsors

Chinese PLA General Hospital
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Confirmed biliary stricture by imaging and lab tests, and indication for peroral cholangioscopy, 2. Aged 18-80 years, 3. Written informed consent obtained.

Exclusion criteria

Exclusion criteria: 1. Contraindications to endoscopic procedures; 2. Unable to discontinue anticoagulants or antiplatelet drugs; 3. Evidence of distant or lymph node metastasis on preoperative exam; 4. Declined enrollment or written informed consent; 5. Other situations where the endoscopist deems enrollment unsuitable.

Design outcomes

Primary

MeasureTime frame
Structural Margin;Microvascular Architecture;Vascular-mucosal Contrast;Brightness;—

Secondary

MeasureTime frame
Diagnostic Accuracy;—

Countries

China

Contacts

Public ContactEnqiang Linghu

Chinese PLA General Hospital

linghuenqiang@vip.sina.com+86 135 0123 3558

Outcome results

None listed

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