Variable Definition Table

The information provided in this table is also available in an ASCII text file (TXT, 5 KB) (semicolons are used as the delimiters).
To see how this variable is used with SEER data and the other lymphoma variable definition, see the Lymphoma Subtype Recode home page.

Site Group Grade ICD-O-3 Primary Site ICD-O-3 Histology Recode
Lymphoid Neoplasm
1. Hodgkin Lymphoma
1(a). Classical Hodgkin lymphoma
1(a)1. Lymphocyte-rich/mixed cellularity/lymphocyte depleted
1(a)1.1. Lymphocyte-rich 0-9 C000-C809 9651 01
1(a)1.2. Mixed cellularity 0-9 C000-C809 9652 02
1(a)1.3. Lymphocyte-depleted 0-9 C000-C809 9653-9655 03
1(a)2. Nodular sclerosis 0-9 C000-C809 9663-9667 04
1(a)3. Classical Hodgkin lymphoma, NOS 0-9 C000-C809 9650, 9661-9662 05
1(b). Nodular lymphocyte predominant Hodgkin lymphoma 0-9 C000-C809 9659 06
2. Non-Hodgkin lymphoma
2(a). Non-Hodgkin lymphoma, B-cell
2(a)1. Precursor Non-Hodgkin lymphoma, B-cell 0-9 C000-C809 9728, 9811-9818, 9836 07
6 C000-C809 9727, 9835 07
2(a)2. Mature Non-Hodgkin lymphoma, B-cell
2(a)2.1. Chronic/Small/Prolymphocytic/Mantle B-cell NHL
2(a)2.1.1. Chronic/Small lymphocytic leuk/lymph 0-9 C000-C809 9670, 9823 08
2(a)2.1.2. Prolymphocytic leukemia, B-cell 0-9 C000-C809 9833 09
6 C000-C809 9832 09
2(a)2.1.3. Mantle-cell lymphoma 0-9 C000-C809 9673 10
2(a)2.2. Lymphoplasmacytic lymphoma/Waldenstrom
2(a)2.2.1. Lymphoplasmacytic lymphoma 0-9 C000-C809 9671 11
2(a)2.2.2. Waldenstrom macroglubulinemia 0-9 C000-C809 9761 12
2(a)2.3. Diffuse large B-cell lymphoma (DLBCL)
2(a)2.3.1. DLBCL, NOS 0-9 C000-C498, C500-C809 9680, 9688, 9737-9738 13
6 C000-C809 9684, 9735 13
2(a)2.3.2. Intravascular large B-cell lymphoma 0-9 C499 9680, 9688, 9737-9738 14
0-9 C000-C809 9712 14
2(a)2.3.3. Primary effusion lymphoma 0-9 C000-C809 9678 15
2(a)2.3.4. Mediastinal large B-cell lymphoma 0-9 C000-C809 9679 16
2(a)2.4. Burkitt lymphoma/leukemia 0-9 C000-C809 9687, 9826 17
2(a)2.5. Marginal-zone lymphoma (MZL)
2(a)2.5.1. Splenic MZL 0-9 C000-C809 9689 18
2(a)2.5.2. Extranodal MZL, MALT type 0-9 C000-C769, C780-C809 9699 19
0-9 C000-C809 9760, 9764 19
2(a)2.5.3. Nodal MZL 0-9 C770-C779 9699 20
2(a)2.6. Follicular lymphoma 0-9 C000-C809 9690-9691, 9695, 9698 21
2(a)2.7. Hairy-cell leukemia 0-9 C000-C809 9940 22
2(a)2.8. Plasma cell neoplasms
2(a)2.8.1. Plasmacytoma 0-9 C000-C809 9731, 9734 23
2(a)2.8.2. Multiple myeloma/plasma-cell leuk. 0-9 C000-C809 9732-9733 24
2(a)2.9. Heavy chain disease 0-9 C000-C809 9762 25
2(a)3. Non-Hodgkin lymphoma, B-cell, NOS 6 C000-C809 9591, 9675 26
2(b). Non-Hodgkin lymphoma, T-cell
2(b)1. Precursor Non-Hodgkin lymphoma, T-cell 0-9 C000-C809 9729 27
5, 7, 8 C000-C809 9727, 9835 27
2(b)2. Mature Non-Hodgkin lymphoma, T-cell
2(b)2.1. Mycosis fungoides/Sezary syndrome
2(b)2.1.1. Mycosis fungoides 0-9 C000-C809 9700 28
2(b)2.1.2 Sezary syndrome 0-9 C000-C809 9701 29
2(b)2.2. Peripheral T-cell lymphoma
2(b)2.2.1. Peripheral T-cell lymphoma, NOS 0-9 C000-C809 9702 30
5, 7, 8 C000-C809 9675 30
2(b)2.2.2. Angioimmunoblastic T-cell lymphoma 0-9 C000-C809 9705 31
2(b)2.2.3. Subcutaneous panniculitis-like T-cell lymphoma 0-9 C000-C809 9708 32
2(b)2.2.4. Anaplastic large cell lymphoma, T- or Null-cell 0-9 C000-C809 9714 33
2(b)2.2.5. Hepatosplenic T-cell lymphoma 0-9 C000-C809 9716 34
2(b)2.2.6. Enteropathy-type T-cell lymphoma 0-9 C000-C809 9717 35
2(b)2.2.7. Cutaneous T-cell lymphoma, NOS 0-9 C000-C809 9709, 9726 36
2(b)2.2.8. Primary cutaneous anaplastic large cell lymphoma 0-9 C000-C809 9718 37
2(b)2.3. Adult T-cell leukemia/lymphoma 0-9 C000-C809 9827, 9837 38
2(b)2.4. NK/T-cell lymph., nasal-type/aggressive NK leuk. 0-9 C000-C809 9719, 9948 39
2(b)2.5. T-cell large granular lymphocytic leukemia 0-9 C000-C809 9831 40
2(b)2.6. Prolymphocytic leukemia, T-cell 0-9 C000-C809 9834 41
5, 7, 8 C000-C809 9832 41
2(b)3. Non-Hodgkin lymphoma, NOS, T-cell 5, 7, 8 C000-C809 9591, 9684, 9735 42
2(c). Non-Hodgkin lymphoma, unknown lineage
2(c)1. Precursor lymphoblastic leuk/lymph, unknown lineage 1-4, 9 C000-C809 9727, 9835 43
2(c)2. Prolymphocytic leukemia, unknown lineage 1-4, 9 C000-C809 9832 44
2(c)3. Non-Hodgkin lymphoma, NOS, unknown lineage 1-4, 9 C000-C809 9591, 9597, 9675, 9684, 9735 45
3. Composite Hodgkin lymphoma and NHL 0-9 C000-C809 9596 46
4. Lymphoid neoplasm, NOS 0-9 C000-C809 9590, 9594, 9724-9725, 9820, 9970-9971 47

* This table was updated for Hematopoietic codes based on WHO Classification of Tumours of Haematopoietic and Lymphoid Tissues (2008).
^ Subject to change based on evolving ICD-O-3 coding rules.