Test Code LAB2554 Carboxyhemoglobin, Venous
Notes:
If not analyzed within 30 minutes of collection, specimen must be tightly capped, sent on ice and is stable for 1 Hour.
Collection:
Preferred Container:
Heparinized Syringe: All Inpatients or on site collections (UMC, SJCH, ART, and KSMP)
LT Green – LiHEP (No Gel): All Outpatients and LMC only
Alternate container(s):
UMC Main Lab ONLY - OFF CAMPUS AND OUTPATIENTS: Green topped tube (Dark Green Li Hep, no gel)
All Labs - OUTPATIENTS ONLY: Green topped tube (Light Green Li Hep w/gel)
Collection Volume: Heparinized Syringe - 0.5 mL; Green topped tube must be filled to indicated line
Special instructions: If not analyzed within 30 minutes of draw time, specimen must be tightly capped and transported on ice. If delayed transport, store refrigerated up to 4 hours and transport on ice.
If collected off-site and sending to Charleston campus (UMC), contact Lab Client Services to schedule before collection.
Stability:
Do not store. Send specimen to lab immediately.
Ambient: 30 Minutes
Refrigerated (preferred): 1 Hour
Turn Around Time (TAT):
10 minutes
Test Availability:
24 hrs a day / 7 Days a week
Reference Interval:
0.0 – 1.5 %
Reference Range for Smoker:
Average Smoker 1.5 – 5.0%
Heavy Smoker 3.0 – 9.0%
Toxic >15%
Additional Test Codes
COHGB
Performing Laboratory Section
ART and Shawn Jenkins Hospital: send to ART OR Lab, 4th floor, Tube Station #55.
Main Hospital campus: send to Central Lab Receiving - EH318 University Hospital Extension, Tube Station #99.