Heparin Induced Thrombocytopenia (HIT) with Reflex to Serotonin Release Assay
Alternate Names
HAT test, HAT, heparin induced platelet antibody, HIT
SoftLab Order Code
HIT
Epic Order Name
Heparin Induced Thrombocytopenia (HIT) with Reflex to Serotonin Release Assay
Epic Order ID
LAB3836
Laboratory
Raleigh
If there is a reflex to Serotonin release assay it is performed at the reference lab.
Additional Test Information
Serotonin Release Assay will be automatically reflexed, collected and forwarded to the reference lab when the HIT assay is positive.
Sample Type
Plasma
Collection Container
Blue Top (Sodium Citrate - Light blue)
Collecting Volume
One full light blue top tube
Minimum Collecting Volume
One full light blue top tube- (Special low volume collection tubes are available for Neonatal patients if blood volume collection is limited by clinical condition. Contact the laboratory to request a collection tube.)
Storage or Stability
Ambient - must aliquot and freeze plasma if testing is not performed within 4 hrs of collection
Causes for Rejection
Clotted, QNS
CPT Codes
86022