ICD-11 classes
02 Neoplasms
Neoplasms of haematopoietic or lymphoid tissues
Mature T-cell or NK-cell neoplasms
2A90 — Mature T-cell lymphoma, specified types, nodal or systemic
2A90.B — Anaplastic large cell lymphoma, ALK-negative
ICD-11 2A90.B — Anaplastic large cell lymphoma, ALK-negative
A T-cell peripheral lymphoma morphologically indistinguishable from anaplastic large cell lymphoma, ALK-positive. It is characterised by the absence of the translocation involving the ALK gene and lacks expression of ALK fusion protein.
The diagnosis includes nothing.
It excludes 1 item.
- Primary cutaneous CD-30 positive T-cell lymphoproliferative disorders (2B03)
It has no clarifying diagnoses.
The diagnosis is coded elsewhere: