2008 ICD-9-CM Volume 1 Diagnosis Codes Home > Neoplasms 140-239 > Malignant Neoplasm Of Lymphatic And Hematopoietic Tissue 200-208 > Other Malignant Neoplasms Of Lymphoid And Histiocytic Tissue 202.* >  2008 ICD-9-CM Diagnosis 202.9
Other and unspecified malignant neoplasms of lymphoid and histiocytic tissue- A neoplastic proliferation of Langerhans cells with overtly malignant cytologic features. It can be considered a higher grade variant of Langerhans cell histiocytosis (LCH) and it can present de novo or progress from antecedent LCH. (WHO, 2001) -- 2003
- Malignant neoplasms that either originate from the bone marrow (e.g. myeloid leukemias) or involve the bone marrow as secondary-metastatic tumors (e.g. metastatic carcinomas to the bone marrow). --2003
- 202.9 is a non-specific code that cannot be used to specify a diagnosis
- 202.9 contains 5 index entries
- View the ICD-9-CM Volume 1 202.* hierarchy
202.9 also known as:- Follicular dendritic cell sarcoma
- Interdigitating dendritic cell sarcoma
- Langerhans cell sarcoma
- Malignant neoplasm of bone marrow NOS
Index entries containing 202.9:- Neoplasm, neoplastic 199.1 199.1 234.9 229.9 238.9 239.9
- lymph, lymphatic
- gland (secondary) - 196.9 - 229.0 238.8 239.8
- primary (any site) NEC
 202.9 - - - - -
- node see also Neoplasm, lymph gland
- primary NEC 202.9 - - - - -
Sarcoma (M8800/3) - see also Neoplasm, connective tissue, malignant- follicular dendritic cell 202.9
- interdigitating dendritic cell 202.9
- Langerhans cell 202.9
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