Test Method

Flow Cytometry

Disease / Condition

Paroxysmal Nocturnal Hemoglobinuria

Disease Abbreviation


CPT Codes


Test Description

CD235a, CD59, CD45

Specimen Requirements

  • Peripheral blood: 3 mL in EDTA (purple top) preferred, should be processed within 24 hours

Storage & Transport

Ship specimen the same day with refrigerated (not frozen) cold pack. Specimen must be processed within 24 hours.

Label all tubes with at least two unique patient identifiers. Identifiers include name, DOB, specimen ID# or medical record#.

Turnaround time

24 hours

Level of Service