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HelpTest ID BILID Bilirubin, Direct, Serum
Useful For
Evaluation of jaundice and liver functions
Performing Laboratory
Mayo Clinic Laboratories in Rochester
Specimen Type
SerumShipping Instructions
Ship specimen in amber vial to protect from light.
Necessary Information
Patient's age and sex are required.
Specimen Required
Supplies: Amber Frosted Tube, 5 mL (T915)
Collection Container/Tube:
Preferred: Serum gel
Acceptable: Red top
Submission Container/Tube: Amber vial
Specimen Volume: 0.5 mL
Collection Instructions:
1. Within 2 hours of collection, centrifuge the specimen.
2. For serum gel tubes, aliquot serum into an amber vial within 6 hours. Protect from light.
3. For red top tubes, aliquot serum into an amber vial immediately. Protect from light.
4. Refrigerate or freeze serum.
Specimen Stability Information
| Specimen Type | Temperature | Time | Special Container |
|---|---|---|---|
| Serum | Refrigerated (preferred) | 24 hours | LIGHT PROTECTED |
| Frozen | 30 days | LIGHT PROTECTED | |
| Ambient | 6 hours | LIGHT PROTECTED |
Reference Values
≥12 months: 0.0-0.3 mg/dL
Reference values have not been established for patients <12 months.
Day(s) Performed
Monday through Sunday
CPT Code Information
82248
Report Available
Same day/1 to 2 daysReject Due To
| Gross hemolysis | Reject |
Secondary ID
81787Forms
If not ordering electronically, complete, print, and send a Kidney Transplant Test Request with the specimen.