Lymphoid leukemia (lymphocytic leukemia) — ICD-10 code C91

ICD-10 code C91 — Lymphoid leukemia [lymphocytic leukemia] (Chapter C00-D48, Neoplasms). There are 5 guidelines of the Russian Ministry of Health active for this code.

Subcategories of C91

• C91.0 — Acute lymphoblastic leukemia [ALL]
• C91.1 — B-cell chronic lymphocytic leukemia
• C91.4 — Hairy cell leukemia
• C91.5 — Adult T-cell lymphoma/leukemia [HTLV-1-associated]
• C91.7 — Other specified lymphoid leukemia
• C91.8 — Mature B-cell leukemia Burkitt-type
• C91.9 — Lymphoid leukemia, unspecified

Guidelines

• Aggressive non-follicular lymphomas — diffuse large B-cell lymphoma, high-grade B-cell lymphoma with c-MYC and BCL2/BCL6 rearrangements, primary mediastinal B-cell lymphoma, gray zone lymphoma, Burkitt lymphoma, plasmablastic lymphoma.
  C83.3, C83.7, C83.8, C83.9, C85.2, C85.7…adults, children2024full text
• Hairy cell leukemia
  C91.4adults2024full text
• Acute lymphoblastic leukemias
  C83.5, C91.0, C91.5, C91.7, C91.9adults2025full text
• Acute lymphoblastic leukemia
  C83.5, C91.0, C95.0children2025full text
• Chronic lymphocytic leukemia / small lymphocytic lymphoma
  C91.1adults2025full text