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Lab Test Dictionary

Hemolytic Anemia Evaluation, Blood (HAEV1)



Specimen Type

Whole Blood

Performing Lab

Mayo Medical Lab

Epic ID


Collection Information

Specimen Required

(one-two) 3-4 mL EDTA (lavender-top) tubes ***AND*** (one-two) 5-6 mL ACD Solution B (yellow-top) tubes

Container Type

See Below

Collection Instructions

Collect Monday-Thursday or Sunday only. Immediately refrigerated specimens after collection. Include recent transfusion information and most recent blood cell count results.

Processing Information - Lab Use Only

Transport Temperature


Specimen Stability

Room Temp=Unacceptable; Refrigerated=72 Hours; Frozen=Unacceptable

Rejection Criteria

Gross hemolysis

Test Volume Required

(two) 4 mL EDTA (lavender-top) tubes ***AND*** (two) 6 mL ACD Solution B (yellow-top) tubes

Minimum Test Volume

(one) 3 mL EDTA (lavender-top) tubes ***AND*** (one) 5 mL ACD Solution B (yellow-top) tubes

Processing Instructions

Immediately refrigerated specimens after collection. Have (two) well-made peripheral blood smears (Wright stained or fixed in absolute methanol) from the patient's EDTA (lavender-top). In addition, collect a control specimen from a normal (healthy), unrelated, nonsmoking person at the same time as the patient. Collect (one) 3-4 mL in an EDTA (lavender-top) tube, label clearly on outermost label NORMAL CONTROL (Female or Male) and immediately refrigerate specimen after collection. Include a completed Mayo Metabolic Hematology Patient Info form and most recent CBC results with specimen. Order in Mayolink and send with Mayo courier Monday-Friday.


Insurance authorization is required prior to draw for Outpatients. Ok to send on Inpatients.

CPT Codes

83020, 82657 (x4), 82955, 83021, 83068, 84087, 84220, 85060, 85557; 83915; 82978; 83789; 82664 (Only need insurance authorization for genetic cpt: 88184 (x2)