Test Code PFT70 Carboxyhemoglobin

Important Note

This is typically a STAT test.

COHB

Plain Green Lithium Heparin (no gel) or Sodium Heparin tube or Heparin syringe. Lithium Heparin preferred.

Whole blood-1 ml minimum volume.

Refrigerated

Ran when received at the hospital- sample is good up to 2 weeks. Sample may be ran after 2 weeks per physician request.

0.5-1.5%

Respiratory Therapy

Gem 4000 gas analyzer

82375