Sep 21, 2017




Clinical Hub,Tools & Resources,UWHC Lab Test Directory,Chemistry

Bilirubin, Direct

Bilirubin, Direct (DBIL) Chemistry Lab Test

Name: Bilirubin, Direct

Test Name: Bilirubin, Direct

Health Link Test Code: DBIL

LIS Test Code: DBIL

CPT Code(s): 82248

Methodology: Diazo reaction

Days Performed: Daily, 24 hours.

In-Lab Turnaround Time: 4 hours.

Stat In-Lab Turnaround Time: 1 hour.

Specimen: Blood

Collection Container: Green cap with yellow ring (PST)

Also Acceptable: Green top, Red cap with yellow ring (SST), Red top

Collection Volume: 1 mL

Pediatric Collection Volume: 0.4 mL

Stability Ambient:

2 days

Stability Refridgerated:

7 days

Stability Frozen:

3 months

Sample Analyzed: Plasma or serum

Testing Volume: 0.5 mL

Pediatric Testing Volume: 0.2 mL

Specimen Processing:

Centrifuge. If a complete barrier has not formed, transfer cell-free plasma/serum to plastic vial. Protect from light. Refrigerate.

Specimen Transport:

Transport specimen to the laboratory. Transport with coolant pack if coming from clinic location. Protect specimen from light by placing in brown paper bag.

Unacceptable Criteria:

Moderately hemolyzed specimens are not acceptable.


6 days and up: 0.0-0.5 mg/dL

Interpretation Type: Reference Interval