Lab Test : Bilirubin, Total and Direct

Print this page Bookmark and Share
Alternate:Bilirubin, Conjugated and Unconjugated
Includes:Measured total and direct bilirubin, and calculated indirect bilirubin.
Phone:(937) 641-3428
SQ Code:BILI DBIL-direct TBIL-total
Available:Daily, 24 hours
Turnaround:Routine: 3 hours, STAT: 30 minutes
Volume:0.5 mL
Container:3 mL green top tube or green microtainer (sodium heparin)
Temperature:Transport to lab within 30 minutes, protect from light.
0 days: <8.0 mg/dL
2 days:<12.0 mg/dL
3 days: <16.0 mg/dL< br>1 month: 0.2 - 1.0 mg/dL.
1 month 0-0.4mg/dL
Uses:Liver and biliary test useful in the differential diagnosis of jaundice from bilirubin overproduction (hemolysis), decreased uptake (Gilbert's), decreased conjugation (hepatocellular disease, neonatal immaturity, Crigler-Najjar, drug inhibition), decreased excretion into bile (hepatocellular disease, familial, drug induced, pregnancy, obstructive bile duct disease).
Limitations:Visibly hemolyzed specimens will cause interference in the direct bilirubin result.
Method:Colorimetric biochromatic endpoint with blank (Jendrassic and Grof method)

Online referral form

Did you know you can make a referral to any of our specialty clinics online? Use the form below to submit directly to central scheduling. 

Complete the form 

Pediatric Link

Finding the latest trusted child health and safety information doesn't have to be hard. Pediatric Link, Dayton Children's e-newsletter offers timely and up-to-date information for health care professionals from the experts you trust at Dayton Children's.

Sign up

Upcoming Events

Vascular Anomalies Part 2: Diagnosis and Treatment of Vascular Malformations

Proportionality and Double-Effect: Treatment Withdrawal in Young Patients

View full event calendarView more events...

The Right Experts

Just right for all kids


The Children's Medical Center of Dayton Dayton Children's
The Right Care for the Right Reasons

One Children's Plaza - Dayton, Ohio - 45404-1815