2A83.2

ICD-11 MMS 2026-01

Solitary plasmacytoma

Description

A single focus of clonal (malignant) plasma cells either in the bone or in another anatomic site without peripheral blood involvement.

Index terms

  • Solitary plasmacytoma
  • localised malignant plasma cell tumour NOS
  • plasma cell sarcoma
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  • plasmacytoma NOS
  • solitary myeloma
  • solitary plasmacytoma without mention of remission
  • Solitary plasmacytoma of bone
  • SOM - [solitary osseous myeloma] disease
  • monostotic myeloma
  • primary plasmacytoma of bone
  • solitary osseous myeloma
  • Solitary plasmacytoma in complete remission

Inclusions

  • solitary myeloma

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

  • 2A83.0 – Monoclonal gammopathy of undetermined significance
  • 2A83.1 – Plasma cell myeloma
  • 2A83.3 – Extraosseous plasmacytoma
  • 2A83.4 – Plasma cell leukaemia
  • 2A83.5 – Monoclonal immunoglobulin deposition disease
  • 2A83.Y – Other specified plasma cell neoplasms
  • 2A83.Z – Plasma cell neoplasm, unspecified

Foundation entity

Solitary plasmacytoma – http://id.who.int/icd/entity/1811140613

Allowed postcoordination axes

Part of: 2A83: Plasma cell neoplasms › 02: Neoplasms