ICD-11 classes
02 Neoplasms
Malignant neoplasms, except primary neoplasms of lymphoid,...
Malignant neoplasms, stated or presumed to be primary, of...
Malignant neoplasms of digestive organs
Malignant neoplasms of intestine
2B80 — Malignant neoplasms of small intestine

ICD-11 2B80 — Malignant neoplasms of small intestine

A primary malignant neoplasm involving the small intestine.

The diagnosis includes nothing.

Diagnosis with code 2B80 contains 7 clarifying diagnoses:

1. 2B80.0 — Malignant neoplasms of duodenum
   It contains 4 clarifying diagnoses.
2. 2B80.1 — Malignant neoplasms of jejunum or ileum
   It contains 4 clarifying diagnoses.
3. 2B80.2 — Malignant neoplasms of small intestine, site unspecified
   It contains 3 clarifying diagnoses.
4. 2A90.7 — Enteropathy associated T-cell lymphoma
5. 2B5B.1 — Gastrointestinal stromal tumour of small intestine
6. 2B80.Y — Other specified malignant neoplasms of small intestine
7. 2B80.Z — Malignant neoplasms of small intestine, unspecified

The diagnosis is coded elsewhere:

• Neoplasms of the small intestine #13965
• Malignant neoplasms of small intestine #13966