Hemoglobin

Test ID: 

704385

CPT code:

85018

Synonyms:

Hemoglobin (Hb)

Clinical Use:

Evaluate anemia, blood loss, hydration or suspected polycythemic condition, and response to treatment

Test Information:

Hyperlipemic plasma (especially Fredrickson and Lees type I and V in which chylomicronemia is present) or white count >50,000/mm³ may falsely elevate the hemoglobin result with corresponding increase in the MCH. 

Specimen Type:

Whole blood

Requested Volume: 

tube fill capacity

Minimum Volume: 

0.5mL
(500 μL for pediatric microtainer capillary tubes; fill tube to capacity.)

Container Type: 

Lavender-top (EDTA) tube

Collection:

Invert tube 8 to 10 times immediately after tube is filled at the time of collection.

Storage Instructions:

Maintain specimen at room temperature.

Stability Requirements:

Rejection Criteria

Hemolysis; clotted specimen; tube not filled with minimum volume; improper labeling; transport tubes with whole blood; specimen received with plasma removed; specimen diluted or contaminated with IV fluid; specimen drawn in any anticoagulant other than EDTA