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84133 Assay of urine potassium

Pathology & Lab

Also known as: urine potassium, 24-hour potassium, urinary K+

Quantitative assay of urine potassium concentration, reflecting potassium excretion and renal function.

Clinical Context

Evaluates potassium balance, renal function, and electrolyte homeostasis; used to diagnose causes of hypokalemia or hyperkalemia.

RVU Breakdown

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Specialties

Clinical ChemistryPathologyNephrology

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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.