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BILIRUBIN, DIRECT

Test Code:114 Specimen Collection:Serum
Component:


Bilirubin, Direct

Method:


S

Collection Notes:Grossly hemolyzed specimens will be rejected. Separate serum from cells within 1 hour of collection.
Clinical Utility: Elevations of direct (conjugated) bilirubin are typically the result of an obstruction within the liver or a source outside the liver; for example, gallstones or a tumor blocking the bile ducts.
CPT Code:82248 Testing Location:AML
SPECIMEN/STABILITY TYPE
Temperature:

Serum (1 mL)

Refrigerated
 
6
 
Days
Frozen
 
3
 
Months

Lithium heparin plasma (1 mL)

Refrigerated
 
6
 
Days
Frozen
 
3
 
Months