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 5/3/2015
Updated by: Laura J. Martin, MD, MPH, ABIM Board Certified in Internal Medicine and Hospice and Palliative Medicine, Atlanta, GA. Also reviewed by David Zieve, MD, MHA, Isla Ogilvie, PhD, and the A.D.A.M. Editorial team.