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Comparison on efficacy and safety of cryoablation combined with anti-PD-1 antibody versus anti-PD-1-based systemic therapy for hepatic metastases from malignant melanoma: A retrospective study

Comparison on efficacy and safety of cryoablation combined with anti-PD-1 antibody versus anti-PD-1-based systemic therapy for hepatic metastases from malignant melanoma: A retrospective study

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2500105777
Enrollment
Unknown
Registered
2025-07-10
Start date
2025-03-12
Completion date
Unknown
Last updated
2025-07-14

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

Conditions

melanoma

Interventions

Cryoablation plus anti-PD1 antibody:NA
Anti-PD1 antibody:NA

Sponsors

Sun Yat-sen University Cancer Center
Lead Sponsor

Eligibility

Sex/Gender
All
Age
18 Years to 80 Years

Inclusion criteria

Inclusion criteria: 1. Patients with pathologically confirmed malignant melanoma; 2. Presence of multiple hepatic metastases; 3. Received either anti-PD-1 antibody combined with cryoablation or anti-PD-1 antibody; 4. ECOG PS score of 0 or 1; 5. No history of autoimmune diseases; 6. Expected life span > 3 months.

Exclusion criteria

Exclusion criteria: 1. Received PD-1 antibody therapy prior to the detection of hepatic metastases; 2. ECOG PS score >= 2; 3. Child-Pugh score >= 7; or decompensated liver dysfunction, including:Massive ascites, Gastroesophageal varices with upper gastrointestinal bleeding within 1 year, Hepatic encephalopathy, Bilirubin encephalopathy; 4. Known unstable central nervous system (CNS) metastases or acute meningitis (except for patients with treated and clinically stable CNS metastases); 5. Previous grade 3 or higher immune-related adverse events (irAEs) from immune checkpoint inhibitors; 6. Pregnant or lactating women; 7. History of HIV infection; 8. History of other malignancies within 5 years (except for early-stage basal cell carcinoma, cervical carcinoma in situ, or papillary thyroid carcinoma).

Design outcomes

Primary

MeasureTime frame
Overall Survival;

Secondary

MeasureTime frame
Progression Free Survival;Overall Response Rate;

Countries

China

Contacts

Public ContactWeijun Fan

Sun Yat-sen University Cancer Center

fanwj@sysucc.org.cn+86 138 2615 4530

Outcome results

None listed

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