The electrolytes - urine test measures specific chemicals called electrolytes in urine. It usually measures the levels of calcium, chloride, potassium, or sodium.
Landry DW, Bazari H. Approach to the patient with renal disease. In: Goldman L, Schafer AI, eds. Cecil Medicine. 24th ed. Philadelphia, Pa: Saunders Elsevier; 2011:chap 116.
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