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Test Code LAB4243 CARBODYHEMOGLOBIN (COHB), CAPILLARY

Specimen Type

Capillary Tube

Turnaround Time

STAT: 10 minutes
Routine: 15 minutes

Test Schedule

Daily

Sample Stability

Room Temp: 15 minutes

Wet Ice: 1 hours

Method

Colorimetric/Co-oximeter

Reference Ranges

COHb: 0.0-1.5 %/tHgb

Synonyms

Carboxyhemoglobin; COHB; Carbon Monoxide

CPT Codes

82375

Collection Instructions

Fill Capillary Tube completely. Put on wet ice immediately.

Specimen Processing

Do not remove stopper. Do not centrifuge.

Test Components

Hemoglobin, g/dL; Carboxyhemoglobin, %.

Rejection Criteria

Specimen that has been at room temperature longer than 15 minutes, been opened, recapped or spun.

Test Limitations

Put tube on wet ice immediately and transport without delay.