2C91 Malignant neoplasms of renal pelvis

International Classification of Diseases for Mortality and Morbidity Statistics, 11th Revision, v2026-01

Primary abnormal malignant growth of the cells within the renal pelvis.

inclusions

• malignant neoplasm of pelviureteric junction
• malignant neoplasm of renal calyces

exclusions

• Malignant mesenchymal neoplasms  (2B50-2B5Z)
• Secondary malignant neoplasm of renal pelvis  (2E00)
• renal pelvis metastasis  (2E00)

sections/codes in this section ()

• Urothelial carcinoma of renal pelvis  (2C91.0)
• Other specified malignant neoplasms of renal pelvis  (2C91.Y)
• Malignant neoplasms of renal pelvis, unspecified  (2C91.Z)

postcoordination

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