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Calcium - urine - Results

Alternative Names

Urinary Ca+2

Normal Values:

If a person is eating a normal diet, the expected amount of calcium in the urine is 100 to 300 mg/day. If eating a diet low in calcium, the amount of calcium in the urine will be 50 to 150 mg/day.

Note: mg/day = milligrams per day

What abnormal results mean:

High levels of urine calcium may be due to:

Hyperparathyroidism
Idiopathic hypercalciuria
Kidney failure
Milk-alkali syndrome
Renal tubular acidosis
Sarcoidosis
Use of loop diuretics
Vitamin D intoxication

Low levels of urine calcium may be due to:

Hypoparathyroidism
Malabsorption disorders
Use of thiazide diuretics
Vitamin D deficiency

Female urinary tract

Male urinary tract

Calcium urine test

Reviewed last on: 5/15/2007
Robert Mushnick, M.D., Clinical Assistant Professor, Department of Nephrology, SUNY Downstate Health Center, Brooklyn, NY. Review provided by VeriMed Healthcare Network.

References

Goldman L, Ausiello D. Cecil Textbook of Medicine. 23rd ed. Philadelphia, Pa: Saunders Elsevier; 2007.

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