NAACCR Item #3885: Lymphocytosis

Item # Length Source of Standard Year Implemented Version Implemented Year Retired Version Retired
3,885 1 NAACCR 2018 18

NAACCR XML: Tumor.lymphocytosis

Description

Lymphocytosis is defined by an excess of lymphocytes in the blood. In staging of Chronic Lymphocytic Leukemia/Small Lymphocytic Lymphoma (CLL/SLL), lymphocytosis is defined as an absolute lymphocyte count (ALC) greater than 5,000 cells/µL.

Rationale

Lymphocytosis is a prognostic factor required for staging of Chronic Lymphocytic Leukemia/Small Lymphocytic Leukemia (CLL/SLL) in AJCC 8th edition, Chapter 79, Hodgkin and Non-Hodgkin Lymphomas.

Codes

0Lymphocytosis not present Absolute lymphocyte count = 5,000 cells/µL
1Lymphocytosis present Absolute lymphocyte count > 5,000 cells/µL
5Not applicable: Primary site is not C421
6Lab value unknown, physician states lymphocytosis is present Physician states Rai stage 0-IV
7Test ordered, results not in chart
9Not documented in medical record Lymphocytosis not assessed or unknown if assessed No Rai stage is documented in the record and there is no documentation of lymphocytosis

Each Site-Specific Data Item (SSDI) applies only to selected primary sites, histologies, and years of diagnosis. Depending on applicability and standard-setter requirements, SSDIs may be left blank.