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Osmolality urine - series—Indication



An osmolality test measures the concentration of particles in a solution. In this case, the solution is urine.

Review Date 8/29/2015

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.