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Test Code DIRBILI Bilirubin Direct/Indirect 

Additional Codes

LAB 168

Performing Laboratory

Porter Hospital Laboratory 

Specimen Requirements

Specimen Type: Blood 

Container/Tube: Tiger Top, Serum Tube

Also Acceptable: Lithium Heparin (Green Top) 

Specimen Volume: 1.0 mL 

Specimen Minimum Volume: 0.1 mL 

Collection Information: 

  1. Send in original tube. 
  2. If there is a delay in transport of tube > 1 hour, centrifuge tube. 
  3. Centrifuged samples are stable for 7 days refrigerated.

NOTE: PROTECT SPECIMEN FROM LIGHT. 

Specimen Transport Temperature

Refrigerated 

Test Classification and CPT Coding

82248

 

Test Schedule/Analytical Time/Test Priority/Turn Around Time

Daily / 24 Hours / Available STAT 

STAT - 60 minutes

Routine - 4 hours 

Normal Reference Values

 CONJUGATED BILI (DIRECT) 

0 up to 1 Years   <0.3 mg/dL
1 Years to 18 Years   ≤0.3 mg/dL
18 Years to Unspecified  

≤0.3 mg/dL

 

UNCONJUGATED BILIRUBIN (INDIRECT) 

0 up to 1 Months   0.6-10.5 mg/dL
1 Months up to Unspecified   ≤1.1 mg/dL

Critical Values

None established.