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Comparative study of the efficacy of intraductal RFA +stent placement by ERCP and percutaneous transhepatic approach in patients with unresectable malignant biliary strictures

Comparative study of the efficacy of intraductal RFA +stent placement by ERCP and percutaneous transhepatic approach in patients with unresectable malignant biliary strictures

Status
Active, not recruiting
Phases
Unknown
Study type
Interventional
Source
ChiCTR
Registry ID
ChiCTR1900020693
Enrollment
Unknown
Registered
2019-01-13
Start date
2019-02-01
Completion date
Unknown
Last updated
2019-01-14

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

Conditions

malignant biliary strictures

Interventions

Group 1:ERCP-guided intraductal radiofrequency ablation
Group 2:percutaneous transhepatic intraductal radiofrequency ablation

Sponsors

The First Affiliated Hospital of Chongqing Medical University
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 90 Years

Inclusion criteria

Inclusion criteria: 1) Preoperative clinical diagnosis of unresectable primary malignant biliary obstructive jaundice patients 2) Aged 18-90 years old; 3) clear consciousness and cooperation; 4) an Eastern Cooperative Oncology Group (ECOG) performance status score of 0–3; 5) expected survival more than 3 months.

Exclusion criteria

Exclusion criteria: 1) patients with benign biliary obstruction; 2) patients with resectable tumor; 3) ECOG performance status of 4; 4) patients with any other preoperative anti-cancer therapy; 5) patients with Immunosuppressive therapy within 30 days; 6) placement of bile duct stent or bile duct drainage previously; 7) patients with metastases; 8) merging other malignant tumor; 9) severe mental illness, severe heart, lungs and kidneys disease, etc; 10) malignant obstructive jaundice by metastatic tumors; 11) pregnant or lactating women.

Design outcomes

Primary

MeasureTime frame
Survival time;complication rate of RFA;success rate of RFA;patency time of stent;liver function recovery efficiency;

Secondary

MeasureTime frame
operation time;postoperative hospital stay;total length of stay in hospital;

Countries

China

Contacts

Public ContactRui Liao

The First Affiliated Hospital of Chongqing Medical University

liaorui99@163.com+86 15922963763

Outcome results

None listed

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