ICD-11 classes
02 Neoplasms
Neoplasms of haematopoietic or lymphoid tissues
Mature B-cell neoplasms
2A81 — Diffuse large B-cell lymphomas

ICD-11 2A81 — Diffuse large B-cell lymphomas

Non-Hodgkin lymphomas are characterised by a proliferation of predominantly large neoplastic B lymphocytes.

The diagnosis includes nothing.

The diagnosis excludes nothing.

Diagnosis with code 2A81 contains 13 clarifying diagnoses:

1. 2A81.0 — Primary mediastinal large B-cell lymphoma
2. 2A81.1 — Intravascular large B-cell lymphoma
3. 2A81.2 — Plasmablastic lymphoma
4. 2A81.3 — Lymphomatoid granulomatosis
5. 2A81.4 — T-cell/histiocyte rich large B-cell lymphoma
6. 2A81.5 — Primary diffuse large B-cell lymphoma of central nervous system
7. 2A81.6 — Epstein-Barr Virus-positive diffuse large B cell lymphoma of the elderly
8. 2A81.7 — Diffuse large B-cell lymphoma associated with chronic inflammation
9. 2A81.8 — ALK-positive large B-cell lymphoma
10. 2A81.9 — Primary effusion lymphoma
11. 2A81.A — Primary cutaneous diffuse large B-cell lymphoma, leg type
12. 2A81.Y — Other specified diffuse large B-cell lymphomas
13. 2A81.Z — Diffuse large B-cell lymphoma, not otherwise specified

The diagnosis is coded elsewhere:

• Mature B-cell neoplasms #3283
• Diffuse large B-cell lymphomas #3294