Hemoglobin and Hematocrit (H&H,HH,H and H)

Message
An EDTA micro-container filled above the 250 mL line is adequate for testing. Do not fill above the 500 ml line. Mix specimen to avoid clots.

Test Code
HH

Preferred Specimen
2.0 mL Whole Blood EDTA Lavender top

Instructions
"Optimal draw is a lavender top (EDTA) tube drawn to capacity. Must be filled to a minimum of one-half full for acceptable results.
Testing Frequency: 24/7"

Transport Temperature
ASAP to Lab, refrig or Room Temp/DO not freeze

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)
Stability: 24 hours at Room Temp

Methodology
Cummulative Pulse Height Detection/Colorometric analysis



The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.