Test Details

Mnemonic

RBCME

Ordering Code

3800161

CPT-4 Code(s)

85557, 88184, 85060

Specimen Information

Collect

Whole blood EDTA

Specimen Preparation

Testing requires a whole blood EDTA specimen from patient, a whole blood EDTA control specimen and 2 well-made peripheral blood smears (Wright stained or fixed in absolute methanol). Draw Monday - Thursday only. Specimens must be received at Warde Medical Lab the day of collection.

Transport Temperature

Refrigerated

Rejection Criteria

Gross hemolysis, clotted

Stability

Room temperature: Unacceptable
Refrigerated: 72 hours
Frozen: Unacceptable

Methodology

Varies by test
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Reference Range

> or = 12 months:

0.50 g/dL NaCl (unincubated): 3-53% hemolysis

0.60 g/dL NaCl (incubated): 14 - 74% hemolysis

0.65 g/dL NaCl (incubated): 4 - 40% hemolysis

0.75 g/dL NaCl (incubated): 1 -11 % hemolysis

Interpretive report provided



Reference values not established for patients <12 months of age.
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Performing Laboratory

Mayo Laboratories
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