2A86.0

ICD-11 MMS 2026-01

Malignant lymphoma of B cell type, not elsewhere classified

Coding note

If B-cell lineage or involvement is mentioned in conjunction with a specific lymphoma, code to the more specific description.

Index terms

  • Malignant lymphoma of B cell type, not elsewhere classified
  • B-cell lymphoma NOS

Exclusions from above levels

  • 2E03 – Malignant neoplasm metastasis in bone or bone marrow
  • http://id.who.int/icd/entity/501778925 – Malignant neoplasm metastasis in lymph nodes
  • http://id.who.int/icd/entity/97145147 – Malignant neoplasm metastasis in thymus gland

Sibling codes

  • 2A86.1 – B-cell lymphoma unclassifiable with features intermediate between Burkitt lymphoma and diffuse large B-cell lymphoma
  • 2A86.2 – B-cell lymphoma unclassifiable with features intermediate between classical Hodgkin lymphoma and diffuse large B-cell lymphoma
  • 2A86.Y – Other specified B-cell lymphoma, mixed features
  • 2A86.Z – B-cell lymphoma, mixed features, unspecified

Foundation entity

Malignant lymphoma of B cell type, not elsewhere classified – http://id.who.int/icd/entity/1275688866

Allowed postcoordination axes

Part of: 2A86: B-cell lymphoma, mixed features › 02: Neoplasms