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HelpTest Code LAB4248 METHEMOGLOBIN (METHB), CAPILLARY
Specimen Type
Capillary Tube
Collection Instructions
Fill Capillary Tube completely. place sample in an ice slurry, and analyze immediately after collection (within 30 minutes).
Turnaround Time
STAT: 1 hour
Routine: 4 hours
Test Schedule
Daily
Sample Stability
Whole blood: 1 hour on ice
Specimen Processing
Store and transport on wet ice.
Method
Colorimetric/Co-oximeter
Reference Ranges
Methoglobin: 0.0-2.0 %/tHgb
Synonyms
MetHb
Test Components
Hemoglobin, g/dL; CO, %; Methemoglobin, %.
CPT Codes
83050