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Hemoglobin, Whole Blood

Mnemonic:    [HGB]
Name:    Hemoglobin, Whole Blood
Specimen:    5 mL whole blood from a Lavender top tube.
Neonatal Spec:    1 EDTA purple top microtainer.
Reference Range:    Adult Male: 13.8 - 17.0 g/dL
 Adult Female: 11.8 - 15.8 g/dL
Critical Range:    0 - 1 days: < 8 or > 25 g/dL
 >1 days - 4 weeks: <6.5 or > 25 g/dL
 > 4 weeks: <6.5 or >20 g/dL
  Method:    Spectrophotometry
Note:    This is not the same test as a Plasma Hemoglogin.

Hematology Reference Ranges