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2007 ICD-9-CM Volume 1 Diagnosis Codes Home > Neoplasms 140-239 > Malignant Neoplasm Of Lymphatic And Hematopoietic Tissue 200-208 > ICD-9-CM Diagnosis 204 Lymphoid leukemia A malignant lymphocytic neoplasm of B-cell or T-cell lineage involving primarily the bone marrow and the peripheral blood. This category includes precursor or acute lymphoblastic leukemias and chronic leukemias. --2003 Leukemia associated with hyperplasia and overactivity of the lymphoid tissue. There are increased numbers of circulating malignant lymphocytes and lymphoblasts. (Dorland, 28th ed, p919) 204 is a non-specific code that cannot be used to specify a diagnosis ICD-9-CM Diagnosis 204.0 Lymphoid leukemia acute A quickly progressing disease in which too many immature white blood cells called lymphoblasts are found in the blood and bone marrow. Leukemia with an acute onset, characterized by the presence of lymphoblasts or Burkitt cells in the bone marrow and the peripheral blood. It includes the precursor B lymphoblastic leukemia, precursor T lymphoblastic leukemia, and Burkitt's leukemia. Lymphocytic leukemia where cells show little differentiation. There are three major subgroups (FAB L1, L2, & L3) based on distinguishing characteristics of the blast cells. Adult and childhood forms of the disease show biological differences as well. 204.0 is a non-specific code that cannot be used to specify a diagnosis 204.0 contains 5 index entries ICD-9-CM Diagnosis 204.00 Lymphoid leukemia acute without remission 204.00 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.01 Lymphoid leukemia acute in remission Acute lymphocytic leukemia not growing; responding to treatment. 204.01 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.1 Lymphoid leukemia chronic 204.1 is a non-specific code that cannot be used to specify a diagnosis 204.1 contains 3 index entries ICD-9-CM Diagnosis 204.10 Lymphoid leukemia chronic without remission 204.10 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.11 Lymphoid leukemia chronic in remission Chronic lymphocytic leukemia not growing, responding to treatment. 204.11 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.2 Lymphoid leukemia subacute 204.2 is a non-specific code that cannot be used to specify a diagnosis 204.2 contains 3 index entries ICD-9-CM Diagnosis 204.20 Lymphoid leukemia subacute without remission 204.20 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.21 Lymphoid leukemia subacute in remission 204.21 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.8 Other lymphoid leukemia 204.8 is a non-specific code that cannot be used to specify a diagnosis 204.8 contains 6 index entries ICD-9-CM Diagnosis 204.80 Other lymphoid leukemia without remission 204.80 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.81 Other lymphoid leukemia in remission 204.81 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.9 Unspecified lymphoid leukemia A malignant lymphocytic neoplasm of B-cell or T-cell lineage involving primarily the bone marrow and the peripheral blood. This category includes precursor or acute lymphoblastic leukemias and chronic leukemias. --2003 Leukemia associated with hyperplasia and overactivity of the lymphoid tissue. There are increased numbers of circulating malignant lymphocytes and lymphoblasts. (Dorland, 28th ed, p919) 204.9 is a non-specific code that cannot be used to specify a diagnosis 204.9 contains 4 index entries ICD-9-CM Diagnosis 204.90 Unspecified lymphoid leukemia without remission 204.90 is a specific code that can be used to specify a diagnosis ICD-9-CM Diagnosis 204.91 Unspecified lymphoid leukemia in remission The abatement of lymphoid leukemia, response to therapy. 204.91 is a specific code that can be used to specify a diagnosis