Leukocyte Alkaline Phosphatase
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LAP, LAP score, LAP smear.
To monitor response to therapy in Hodgkin’s disease and diagnose other disorders of the hematological system such as aplastic anemia.
Whole blood collected in a lavender-top (EDTA) tube.
(Method: Microscopic evaluation of specially stained blood smears) 25 to 130 (score based on 0 to 4+ rating of 100 neutrophils).