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Test Code LAB4243 CARBODYHEMOGLOBIN (COHB), CAPILLARY

Specimen Type

Capillary Tube

Collection Instructions

Fill Capillary Tube completely. Put on wet ice immediately.

Turnaround Time

STAT: 10 minutes
Routine: 15 minutes

Test Schedule

Daily

Sample Stability

Room Temp: 15 minutes

Wet Ice: 1 hours

Specimen Processing

Do not remove stopper. Do not centrifuge.

Method

Colorimetric/Co-oximeter

Reference Ranges

COHb: 0.0-1.5 %/tHgb

Synonyms

Carboxyhemoglobin; COHB; Carbon Monoxide

Test Components

Hemoglobin, g/dL; Carboxyhemoglobin, %.

CPT Codes

82375

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.