83930 Assay of blood osmolality
Pathology & Lab
Also known as: serum osmolality, plasma osmolality
Quantitative measurement of serum osmolality (concentration of dissolved particles) using freezing point depression osmometry.
Clinical Context
Assessment of fluid status and electrolyte balance in critical illness, hypernatremia, hyponatremia, and toxin ingestion. Key in differentiating diabetes insipidus from SIADH.
RVU Breakdown
| Work RVU | 0.00 |
| Practice Expense RVU | 0.00 |
| Malpractice RVU | 0.00 |
| Total RVU | 0.00 |
Specialties
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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.