Lymphoid leukemia, NOS

Name
Lymphoid leukemia, NOS
ICD-O-1 Morphology
9820/3
Effective 1978 - 1991
ICD-O-2 Morphology
9820/3
Effective 1992 - 2000
ICD-O-3 Morphology
9820/3
Effective 2001 and later
Reportable
for cases diagnosed 1978 and later
Primary Site(s)
C421

Help me code for dx year :

Grade
Code grade specified by pathologist. If no grade specified, code 9
Module Rule
None
Alternate Names
Aleukemic lymphatic leukemia [OBS]
Aleukemic lymphocytic leukemia [OBS]
Aleukemic lymphoid leukemia [OBS]
Lymphatic leukemia, NOS [OBS]
Lymphocytic leukemia, NOS [OBS]
Lymphosarcoma cell leukemia [OBS]
Subacute lymphatic leukemia [OBS]
Subacute lymphocytic leukemia [OBS]
Subacute lymphoid leukemia [OBS]
Definition
Non-specific general term for lymphoid leukemia (unknown if acute or chronic), for which cell typing (B or T) has not been done or information not available.
Abstractor Notes
This term is seldom used and is not included in the new classification of hematopoietic and lymphoid neoplasms. There are a number of codes for lymphocytic and lymphoblastic leukemias that would be currently used to describe a neoplasm of lymphoid lineage.
Definitive Diagnostic Methods
Bone marrow biopsy
Peripheral blood smear
Genetics Data
None
Immunophenotyping
None
Treatments
None
Transformations to
No Transformations
Transformations from
No Transformations
Corresponding ICD-9 Codes
204.9 Unspecified lymphoid leukemia
Corresponding ICD-10 Codes
C91.9 Lymphoid leukemia, NOS
Corresponding ICD-10-CM Codes (effective October 1, 2015 U.S. only)
C91.9 Lymphoid leukemia, NOS
Signs and Symptoms
None
Diagnostic Exams
None
Recurrence and Metastases
None
Epidemiology and Mortality
None