HISTOLOGY: HEMATOLOGIC: BLOOD: POLYCYTHEMIA VERA, BLOOD; LAP IN P. VERA IS ELEVATED. THIS TEST IS MEASURED BY COUNTING (SCORE) ALL POSITIVE CELLS COMPARED TO NORMAL CONTROLS.
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HISTOLOGY: HEMATOLOGIC: BLOOD: POLYCYTHEMIA VERA, BLOOD; LAP IN P. VERA IS ELEVATED. THIS TEST IS MEASURED BY COUNTING (SCORE) ALL POSITIVE CELLS COMPARED TO NORMAL CONTROLS.