* Reference ranges may change over time. Please refer to the original patient report when evaluating results.
Specimens are accepted Monday through Wednesday between 12:00 noon and 4:00 pm only and must be received by the performing laboratory within 24 hours of collection. Collect sufficient specimens in green top tubes. Send intact whole blood at room temperature. Do not refrigerate or freeze.
Specimen must be received Monday - Wednesday between 12:00 noon and 4:00 pm.
Test sent to Cincinnati Children's Hospital.