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APCD45
CD45 (LCA), IMMUNOHISTOCHEMISTRY STAIN

Test Code APCD45 
Test CD45 (LCA), IMMUNOHISTOCHEMISTRY STAIN 
Description The CD45 leukocyte common antigen monoclonal antibody is a highly specific marker used to aid in the differential diagnosis of a large cell undifferentiated neoplasm when lymphoma is suspected morphologically and/or clinically. This antibody is expressed by cells of hematopoetic lineage and is present in most benign and malignant lymphocytes, erythrocytes and plasma cell precursors, but not in their mature counterparts.
NOTE: This test is usually ordered in conjunction with a pathology consultation. The pathology professional component will be billed separately by the consulting pathologist. 
Specimen Formalin-fixed or paraffin-embedded tissue specimen. 
Reference Values An interpretive report will be provided. 
Analytic Time 2 Days 
Day(s) Test Set Up Monday through Friday 
CPT Code(s) 88342