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Methemoglobin, Blood
MessageSyringe only. Test cannot be run on LiHep or NaHep tubes.
Test Code
METHGB - NOCO
CPT Codes
83050
Preferred Specimen
1 mL whole blood in Lithium heparin blood gas syringe
Minimum Volume
0.5 mL whole blood in Lithium heparin blood gas syringe
Instructions
Specimen must arrive within 1 hour of draw.
- Cap syringe(s) tightly, remove any air bubbles. Send ambient.
- If there is a delay in transport >30 minutes, send specimen on crushed ice.
Methodology
Spectrophotometry, Calculation
Setup Schedule
Monday through Sunday; Continuously
Report Available
Same day
Reference Range
0.0-1.5% of total hemoglobin
Critical value (automatic call-back): >3.0%
Critical value (automatic call-back): >3.0%
Performing Laboratory
Banner Fort Collins Medical Center Laboratory
McKee Medical Center Laboratory
North Colorado Medical Center Laboratory