C91.50 is a billable/specific diagnosis code from the 2026 ICD-10-CM used to classify the following condition: Adult T-cell lymphoma/leukemia (HTLV-1-associated) not having achieved remission.
Inclusion term
Adult T-cell lymphoma/leukemia (HTLV-1-associated) with failed remission
Adult T-cell lymphoma/leukemia (HTLV-1-associated) NOS
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