Unstable Hemoglobin Tests

CERNER / EPIC MNEMONIC: HEAT STAB; ISOPRO PPT
POE DESCRIPTION: HEMOGLOBIN HEAT DENATURATION; HEMOGLOBIN ISOPROPANOL PRECIPITATION
CPT CODE: 85999
DAYS PERFORMED: As scheduled with the laboratory
TURNAROUND TIME: 24 hours
SPECIAL INSTRUCTIONS: Procedure must be scheduled in advance with the laboratory at 942-5002. Deliver immediately after collection. Specimen must be in laboratory before 1100 if test is to be done same day.
CONTAINER TYPE: Lavender top (EDTA) tube
SPECIMEN REQUIREMENTS: Blood
REJECTION CRITERIA: Not scheduled with the laboratory ahead of time, non-fresh sample
MINIMUM VOLUME: 1.5 mL whole blood. A minimum of one-half the capacity of the EDTA tube used for collection.
HANDLING INSTRUCTIONS: Specimen must be fresh. Specimen must be delivered to the laboratory immediately after collection.
REFERENCE RANGE: No precipitation