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Survival outcome of palliative primary tumor resection for de novo stage IV breast cancer patients with skin involvement by primary tumor: A retrospective cohort study in the SEER database by propensity score matching analysis

Survival outcome of palliative primary tumor resection for de novo stage IV breast cancer patients with skin involvement by primary tumor: A retrospective cohort study in the SEER database by propensity score matching analysis

Status
Active, not recruiting
Phases
Unknown
Study type
Observational
Source
ChiCTR
Registry ID
ChiCTR2400080795
Enrollment
Unknown
Registered
2024-02-07
Start date
2024-02-28
Completion date
Unknown
Last updated
2024-02-11

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

Conditions

Advanced breast cancer

Interventions

surgery group:palliative primary tumor resection
No surgery group:without any surgery

Sponsors

Department of Breast Cancer, Cancer Center, Guangdong Provincial People's Hospital (Guangdong Academy of Medical Sciences), Southern Medical University
Lead Sponsor

Eligibility

Sex/Gender
Female
Age
18 Years to 90 Years

Inclusion criteria

Inclusion criteria: (1) The diagnosis was primary breast cancer with skin involvement and distant metastasis (T4b-dN0-3M1, IV); (2) The information on surgical treatment is known; (3) The subtype of breast cancer is known; (4) The surgery at the primary site is known; (5) Diagnosis age is not less than 18 years old; (6) Its survival time is known and greater than 0 months; (7) Confirmed by pathology.

Exclusion criteria

Exclusion criteria: NA

Design outcomes

Primary

MeasureTime frame
overall survival;—

Countries

China

Contacts

Public ContactChen Xianzhe

Department of Breast Cancer, Cancer Center, Guangdong Provincial People's Hospital (Guangdong Academy of Medical Sciences), Southern Medical University

chenxianzhe@gdph.org.cn+86 189 0089 1712

Outcome results

None listed

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