During a calcium urine test, urine is collected for a 24-hour period. The urine will later be analyzed for the amount of calcium content.
Update Date 6/1/2011
Updated by: David C. Dugdale, III, MD, Professor of Medicine, Division of General Medicine, Department of Medicine, University of Washington School of Medicine. Also reviewed by David Zieve, MD, MHA, Medical Director, A.D.A.M., Inc.