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Laboratory Medicine

Test catalogue

Biliribin Direct (Conjugated Bilirubin)

Test Name

Biliribin Direct (Conjugated Bilirubin)

Gold Tube Specimen Type / Requirements

Container Type = 1 Gold Top (SST)

Minimum Testing Volume = 1 ml serum

Tube must fill to at least ½ or greater of its vacuum capacity

Specimen Handling

Collection Instructions: Serum or heparinized plasma collected with or without gel separator. Preferably in amber microtainer for newborn samples. Bilirubin is photosensitive. Protect samples from light during collection, transport and storage. Write your initials, date and time of collection on the collection label or requisition.

Special Instructions Serum or heparinized plasma free from hemolysis collected with or without gel separator. Separate serum or plasma from cells within 2 hours of collection

Rejection Criteria: Gross hemolysis, Unlabeled or Not Sufficient Quantity Samples will be rejected.

Stability: Conjugated Bilirubin is stable for 4 hours at room temperature protected from light, refrigerated for 1 week and for 3 months at -15°C to -20°C.

Transportation: Send sample to core lab as soon as possible.

Required Documentation

Turnaround Time (TAT)

1 hour for Trauma / Stat - 2 hours for routine

Test Utilization

Routine

Reference Value

2 days and under: 0-15 umol/L

Adult: 0 - 7 umol/L

Test Code

BC

Methodology

Spectrophotometric (Kinetic rate method)

Testing Location

SMH-Biochemistry

Other Information