2B91.Z
Malignant neoplasms of rectosigmoid junction, unspecified
Malignant neoplasms of rectosigmoid junction, unspecified
ICD-10 Equivalents(1)
ICD-10 Equivalents
View full mappingCorresponding ICD-10-CM codes from the WHO crosswalk mapping
Also Known As / Clinical Terms(12)
SNOMED CT ↗
- Adenocarcinoma of rectum254582000
- Carcinoma of rectosigmoid junction269544008
- Carcinoma of sigmoid colon285312008
- Adenocarcinoma of sigmoid colon301756000
- Adenocarcinoma of rectosigmoid junction425178004
- Adenocarcinoma of anorectum447886005
- MSI-H cancer735385007
- MSI-H colorectal cancer737058005
- Colorectal cancer1286877004
- HER2 (human epidermal growth factor 2)-expressing malignant neoplasm of colorectum1286879001
Frequently Asked Questions
What is the ICD-11 code for malignant neoplasms of rectosigmoid junction, unspecified?
The ICD-11 code for malignant neoplasms of rectosigmoid junction, unspecified is 2B91.Z. The full clinical description is "Malignant neoplasms of rectosigmoid junction, unspecified".
What does ICD-11 code 2B91.Z mean?
ICD-11 code 2B91.Z represents “Malignant neoplasms of rectosigmoid junction, unspecified”. It is classified under Chapter 2: Neoplasms.
What chapter is 2B91.Z in?
2B91.Z is in Chapter 2: Neoplasms (codes 2A00-2F9Z).
What is the ICD-10 equivalent of ICD-11 code 2B91.Z?
2B91.Z maps to the ICD-10 code: C19 (Malignant neoplasm of rectosigmoid junction). This is an equivalent mapping.
What is the difference between ICD-10 and ICD-11?
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.
What SNOMED CT codes does 2B91.Z map to?
2B91.Z maps to 10 SNOMED CT concepts: 447886005, 425178004, 254582000, 301756000, 269544008, and 5 more. SNOMED CT is a clinical terminology used in electronic health records.
What UMLS concepts map to ICD-11 code 2B91.Z?
2B91.Z is linked to 2 UMLS Concept Unique Identifiers: C0153443, C2919144. The UMLS (Unified Medical Language System) integrates multiple biomedical vocabularies maintained by the U.S. National Library of Medicine.
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Includes SNOMED Clinical Terms® (SNOMED CT®) used by permission of SNOMED International. Includes content from the UMLS Metathesaurus, courtesy of the U.S. National Library of Medicine.