Test Code HGB Hemoglobin, Blood
Specimen Requirements
Draw blood in a lavender-top (EDTA) tube(s), and send 3 mL of EDTA whole blood refrigerated.
Specimen Stability
Room temp - 24 hrs
Refrigerated - 48 hrs
Performing Laboratory
Conway Regional Clinical Laboratory Services
Reference Values
Males
0-7 days: 13.5-21.5 g/dL
≥7-14 days: 12.5-20.5 g/dL
≥15-61 days: 10.8-18.0 g/dL
≥3-6 months: 9.0-14.0 g/dL
≥7 months-2 years: 10.5-13.5 g/dL
≥3-6 years: 11.5-13.5 g/dL
≥7-12 years: 11.5-15.5 g/dL
≥13-17 years: 13.0-16.0 g/dL
≥17-18 years: 13.0-18.0 g/dL
≥18 years: 12.3-17.3 g/dL
Females
0-7 days: 13.5-21.5 g/dL
≥7-14 days: 12.5-20.5 g/dL
≥15-61 days: 10.8-18.0 g/dL
≥3-6 months: 9.0-14.0 g/dL
≥7 months-2 years: 10.5-13.5 g/dL
≥3-6 years: 11.5-13.5 g/dL
≥7-12 years: 11.5-15.5 g/dL
≥13-17 years: 12.0-16.0 g/dL
≥17-18 years: 11.5-16.0 g/dL
≥18 years: 11.5-16.0 g/dL
Critical values (automatic call-back): <7.0 g/dL or >20.0 g/dL
Methodology
Photometry
Day(s) Test Set Up
Monday through Sunday
Available STAT
Test Classification and CPT Coding
85018