Withdraw due to duplicate registration. Study on the diagnositc value of a novel type brush for mailignant biliary stricture

Study on the diagnositc value of a novel type brush for mailignant biliary stricture

Status

Active, not recruiting

Phases

Early Phase 1

Study type

Observational

Source

ChiCTR

Registry ID

ChiCTR2100047889

Enrollment

Unknown

Registered

2021-06-27

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:endoscopic biliary brush

Eligibility

Sex/Gender

Male

Age

18 Years to 90 Years

Inclusion criteria

Inclusion criteria: Malinant biliary strictures; undergoing ERCP; 18-90 years old.

Exclusion criteria

Exclusion criteria: Coagulopathyprengnant,malignancies unrelated to biliary stricure, refuse the inclusion.

Design outcomes

Primary

Measure	Time frame
diagnostic sensitivity and specificity;	—

Secondary

Measure	Time frame
procedure time;X ray exposure time;safety;	—

Countries

China

Contacts

Public ContactCai Xiaobo

Shanghai First People's Hospital

caixiaobo19790719@126.com+86 13918177123

Outcome results

None listed

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