2B91

The ICD-11 code for malignant neoplasms of rectosigmoid junction is 2B91. The full clinical description is "Malignant neoplasms of rectosigmoid junction".

ICD-11 code 2B91 represents “Malignant neoplasms of rectosigmoid junction”. It is classified under Chapter 2: Neoplasms.

2B91 is in Chapter 2: Neoplasms (codes 2A00-2F9Z).

There is no direct ICD-10 mapping available for 2B91 in the WHO crosswalk tables. This may mean the concept is classified differently in ICD-10. Use the ICD-11 to ICD-10 converter to search for related codes.

ICD-11 is the latest revision of the WHO's International Classification of Diseases, succeeding ICD-10. Key differences include: a fully digital-first design, new chapters for sleep-wake disorders, sexual health, and traditional medicine, improved coding for rare diseases, and better integration with electronic health records through extension codes.

2B91 has 3 child codes, including: 2B91.0 (Adenocarcinoma of rectosigmoid junction), 2B91.Y (Other specified malignant neoplasms of rectosigmoid junction), 2B91.Z (Malignant neoplasms of rectosigmoid junction, unspecified).