All tests · Liver Function (LFTs) · Bilirubin, Direct (Conjugated)

Above the range

What causes a high Bilirubin, Direct (Conjugated)?

Normal range 0-0.3 mg/dL (0-5.1 µmol/L SI). Specimen: Serum. See the full Bilirubin, Direct (Conjugated) reference page for critical values and nursing considerations.

Above the range

Common causes of a high Bilirubin, Direct (Conjugated)

  • Biliary obstruction
  • Hepatitis
  • Drug-induced cholestasis

What is the normal range for Bilirubin, Direct (Conjugated)?

The standard teaching reference range for Bilirubin, Direct (Conjugated) is 0-0.3 mg/dL in conventional units, or 0-5.1 µmol/L in SI units. This value is measured in serum.

Bilirubin, Direct (Conjugated) reference range and specimen details
SpecimenSerum
Conventional range0-0.3 mg/dL
SI range0-5.1 µmol/L
PanelLiver Function (LFTs)

Full details, including nursing considerations, on the Bilirubin, Direct (Conjugated) normal range page. Reference ranges vary by laboratory, method, age, sex, and population - always use the range printed on the actual result.

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