Description
Measures serum retinol-binding protein, the principal carrier of vitamin A; concentrations are influenced by nutritional status, hepatic synthesis, renal function, and inflammation.
Indications
May support assessment of vitamin-A transport/nutritional status and selected hepatic or renal disorders; interpret with clinical status and related tests.
Sample Type, Quantity & Conditions
Serum
Special Precautions
Fast for 12 hours. Collect serum, separate into a plastic vial, and refrigerate. Avoid gross hemolysis/lipemia.
Normal Range
3.10 - 7.23 mg/dL