84590 Assay of vitamin a
Pathology & Lab
Also known as: serum vitamin A, retinol level
Quantitative assay of vitamin A (retinol) concentration in serum or plasma, measured by liquid chromatography or fluorescence methods to assess nutritional status and fat-soluble vitamin absorption.
Clinical Context
Evaluates malabsorption, liver disease, or vitamin A toxicity/deficiency; low levels associated with night blindness, xerophthalmia, and immune dysfunction.
RVU Breakdown
| Work RVU | 0.00 |
| Practice Expense RVU | 0.00 |
| Malpractice RVU | 0.00 |
| Total RVU | 0.00 |
Specialties
Track This Code in RVU Edge
Log procedures, calculate wRVUs, and benchmark against MGMA data — all in one app.
CPT® is a registered trademark of the American Medical Association. Data sourced from CMS Physician Fee Schedule RVU26A. Descriptions, synonyms, and clinical context are original content by RVU Edge.