Category: C91 - Lymphoid leukemia

 Chapter Notes

 Section Notes

 C91

Lymphoid leukemia

personal history of leukemia (Z85.6)

 C91.0

Acute lymphoblastic leukemia [ALL]

Codes in subcategory C91.0- should only be used for T-cell and B-cell precursor leukemia

 C91.00

Acute lymphoblastic leukemia not having achieved remission

Acute lymphoblastic leukemia with failed remission

Acute lymphoblastic leukemia NOS

 C91.01

Acute lymphoblastic leukemia, in remission

 C91.02

Acute lymphoblastic leukemia, in relapse

 C91.1

Chronic lymphocytic leukemia of B-cell type

Lymphoplasmacytic leukemia

Richter syndrome

lymphoplasmacytic lymphoma (C83.0-)

 C91.10

Chronic lymphocytic leukemia of B-cell type not having achieved remission

Chronic lymphocytic leukemia of B-cell type with failed remission

Chronic lymphocytic leukemia of B-cell type NOS

 C91.11

Chronic lymphocytic leukemia of B-cell type in remission

 C91.12

Chronic lymphocytic leukemia of B-cell type in relapse

 C91.3

Prolymphocytic leukemia of B-cell type

 C91.30

Prolymphocytic leukemia of B-cell type not having achieved remission

Prolymphocytic leukemia of B-cell type with failed remission

Prolymphocytic leukemia of B-cell type NOS

 C91.31

Prolymphocytic leukemia of B-cell type, in remission

 C91.32

Prolymphocytic leukemia of B-cell type, in relapse

 C91.4

Hairy cell leukemia

Leukemic reticuloendotheliosis

 C91.40

Hairy cell leukemia not having achieved remission

Hairy cell leukemia with failed remission

Hairy cell leukemia NOS

 C91.41

Hairy cell leukemia, in remission

 C91.42

Hairy cell leukemia, in relapse

 C91.5

Adult T-cell lymphoma/leukemia (HTLV-1-associated)

Acute variant of adult T-cell lymphoma/leukemia (HTLV-1-associated)

Chronic variant of adult T-cell lymphoma/leukemia (HTLV-1-associated)

Lymphomatoid variant of adult T-cell lymphoma/leukemia (HTLV-1-associated)

Smouldering variant of adult T-cell lymphoma/leukemia (HTLV-1-associated)

 C91.50

Adult T-cell lymphoma/leukemia (HTLV-1-associated) not having achieved remission

Adult T-cell lymphoma/leukemia (HTLV-1-associated) with failed remission

Adult T-cell lymphoma/leukemia (HTLV-1-associated) NOS

 C91.51

Adult T-cell lymphoma/leukemia (HTLV-1-associated), in remission

 C91.52

Adult T-cell lymphoma/leukemia (HTLV-1-associated), in relapse

 C91.6

Prolymphocytic leukemia of T-cell type

 C91.60

Prolymphocytic leukemia of T-cell type not having achieved remission

Prolymphocytic leukemia of T-cell type with failed remission

Prolymphocytic leukemia of T-cell type NOS

 C91.61

Prolymphocytic leukemia of T-cell type, in remission

 C91.62

Prolymphocytic leukemia of T-cell type, in relapse

 C91.A

Mature B-cell leukemia Burkitt-type

Burkitt lymphoma (C83.7-)

 C91.A0

Mature B-cell leukemia Burkitt-type not having achieved remission

Mature B-cell leukemia Burkitt-type with failed remission

Mature B-cell leukemia Burkitt-type NOS

 C91.A1

Mature B-cell leukemia Burkitt-type, in remission

 C91.A2

Mature B-cell leukemia Burkitt-type, in relapse

 C91.Z

Other lymphoid leukemia

T-cell large granular lymphocytic leukemia (associated with rheumatoid arthritis)

 C91.Z0

Other lymphoid leukemia not having achieved remission

Other lymphoid leukemia with failed remission

Other lymphoid leukemia NOS

 C91.Z1

Other lymphoid leukemia, in remission

 C91.Z2

Other lymphoid leukemia, in relapse

 C91.9

Lymphoid leukemia, unspecified

 C91.90

Lymphoid leukemia, unspecified not having achieved remission

Lymphoid leukemia with failed remission

Lymphoid leukemia NOS

 C91.91

Lymphoid leukemia, unspecified, in remission

 C91.92

Lymphoid leukemia, unspecified, in relapse