The diagnositc value of a novel type brush for mailignant biliary stricture

Status

Recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2100047270

Enrollment

Unknown

Registered

2021-06-11

Start date

2021-08-01

Completion date

Unknown

Last updated

2023-05-22

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

Conditions

malignant biliary stricture

Interventions

Gold Standard:Histology

malignancy can also be diagnosed clinically if the patients had malignant outcomes like tumor invasion,metastasis ,dyscrasia,or died of malianancy related complications during followup for 6 months

Index test:Novel brush

Eligibility

Sex/Gender

All

Age

18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1.suspected malinant biliary strictures 2.undergoing ERCP; 3.Aged 18 to 90 years.

Exclusion criteria

Exclusion criteria: 1. Blood coagulation dysfunction; 2. Pregnancy; 3. Tumors of other organs not related to biliary stricture; 4. Benign biliary strictures caused by biliary surgery, chronic pancreatitis, AIP and others; 5. Refuse to be selected; 6. Those with poor follow-up compliance.

Design outcomes

Primary

Measure	Time frame
Sensitiviy;technical success;	—

Secondary

Measure	Time frame
Specitity;accuracy;	—

Countries

China

Contacts

Public ContactCai Xiaobo

Shanghai First People's Hospital

caixiaobo19790719@126.com+86 139 1817 7123

Outcome results

None listed

Source: ChiCTR (via WHO ICTRP) · Data processed: Feb 6, 2026