C94.4 Acute panmyelosis with myelofibrosis

Non-billable header with 3 child codes.

Applicable to

• Acute myelofibrosis

Excludes1 (never code together)

• myelofibrosis NOS (D75.81)
• secondary myelofibrosis NOS (D75.81)

Applies from C94 Other leukemias of specified cell type

Excludes1 (never code together)

• leukemic reticuloendotheliosis (C91.4-)
• myelodysplastic syndromes (D46.-)
• personal history of leukemia (Z85.6)
• plasma cell leukemia (C90.1-)

Codes under C94.4

• C94.40 Acute panmyelosis with myelofibrosis not having achieved remission
• C94.41 Acute panmyelosis with myelofibrosis, in remission
• C94.42 Acute panmyelosis with myelofibrosis, in relapse

Code annotations containing back-references to C94.4

Back-references to C94.4

• Type 1 Excludes: D47.4 Osteomyelofibrosis ("acute myelofibrosis (C94.4-)")
• Type 1 Excludes: D75.81 Myelofibrosis ("acute myelofibrosis (C94.4-)")

Back-references to C94

• Type 1 Excludes: C76 Malignant neoplasm of other and ill-defined sites ("malignant neoplasm of lymphoid, hematopoietic and related tissue (C81-C96)")
• Type 1 Excludes: D72.8 Other specified disorders of white blood cells ("leukemia (C91-C95)")
• Type 1 Excludes: D72.825 Bandemia ("leukemia (C91.-, C92.-, C93.-, C94.-, C95.-)")
• Code First: M36.1 Arthropathy in neoplastic disease ("leukemia (C91-C95)")
• Code First: N16 Renal tubulo-interstitial disorders in diseases classified elsewhere ("leukemia (C91-C95)")
• Code First: R50.81 Fever presenting with conditions classified elsewhere ("leukemia (C91-C95)")
• Type 1 Excludes: T66 Radiation sickness, unspecified ("leukemia (C91-C95)")
• Code First: Z15.0 Genetic susceptibility to malignant neoplasm (", if applicable, any current malignant neoplasm (C00-C75, C81-C96)")

Diagnosis Index entries for C94.4

• Myelofibrosis › acute
• Panmyelosis (acute) (with myelofibrosis)

Nearby codes

• C94.22 Acute megakaryoblastic leukemia, in relapse
• C94.3 Mast cell leukemia
• C94.30 Mast cell leukemia not having achieved remission
• C94.31 Mast cell leukemia, in remission
• C94.32 Mast cell leukemia, in relapse
• C94.4 Acute panmyelosis with myelofibrosis (this code)
• C94.40 Acute panmyelosis with myelofibrosis not having achieved remission
• C94.41 Acute panmyelosis with myelofibrosis, in remission
• C94.42 Acute panmyelosis with myelofibrosis, in relapse
• C94.6 Myelodysplastic disease, not elsewhere classified
• C94.8 Other specified leukemias