Retinol Binding Protein

Test Code

RBP

Quest Code

791

CPT Codes
83883

Preferred Specimen

2 mL serum

Patient Preparation
Fasting for at least 12 hours is required

Minimum Volume

0.5 mL

Instructions

SST

Transport Container

Transport tube

Transport Temperature

Refrigerated (cold packs)

Specimen Stability

Room temperature: 24 hours
Refrigerated: 20 days
Frozen: 180 days

Reject Criteria (Eg, hemolysis? Lipemia? Thaw/Other?)

Gross hemolysis • Received room temperature • Received in a glass tube • Plasma • Viscous fluids • Pleural fluid

Methodology
Fixed Rate Time Nephelometry

Setup Schedule

Tues

Report Available

7 days

Reference Range

≤17 years	Not established
≥18 years	1.5-6.7 mg/dL

Performing Laboratory

Quest Diagnostics Nichols Institute-San Juan Capistrano, CA

33608 Ortega Highway

San Juan Capistrano, CA 92675-2042

The CPT Codes provided in this document are based on AMA guidelines and are for informational purposes only. CPT coding is the sole responsibility of the billing party. Please direct any questions regarding coding to the payor being billed. Any Profile/panel component may be ordered separately. Reflex tests are performed at an additional charge.