Current

C48 — Malignant neoplasm of retroperitoneum and peritoneum

Part of Chapter 2: Neoplasms , block Malignant neoplasms of mesothelial and soft tissue (C45-C49) .

Official Notes

Excludes1

Kaposi's sarcoma of connective tissue ( C46.1 )

Excludes1

mesothelioma ( C45 .-)

Child Codes

Referenced By

Official notes on these codes cite C48.

FY 2027 effective October 1, 2026 · CDC NCHS and CMS