Urine - abnormal color

Definition

The usual color of urine is straw-yellow. Abnormally colored urine may be cloudy, dark, or blood-colored.

Causes

Abnormal urine color may be caused by infection, disease, medicines, or food you eat.

Cloudy or milky urine is a sign of a urinary tract infection, which may also cause a bad smell. Milky urine may also be caused by bacteria, crystals, fat, white or red blood cells, or mucus in the urine.

Dark brown but clear urine is a sign of a liver disorder such as acute viral hepatitis or cirrhosis, which causes excess bilirubin in the urine.

Pink, red, or lighter brown urine can be caused by:

Dark yellow or orange urine can be caused by:

Green or blue urine is due to:

When to Contact a Medical Professional

See your health care provider if you have:

What to Expect at Your Office Visit

The health care provider will perform a physical exam. This may include a rectal or pelvic exam. The doctor will ask you questions about your symptoms such as:

Tests that may be done include:


Review Date: 12/27/2013
Reviewed By: Louis S. Liou, MD, PhD, Chief of Urology, Cambridge Health Alliance, Visiting Assistant Professor of Surgery, Harvard Medical School. Also reviewed by David Zieve, MD, MHA, Bethanne Black, and the A.D.A.M. Editorial team.

This information should not be used during any medical emergency or for the diagnosis or treatment of any medical condition. A licensed medical professional should be consulted for diagnosis and treatment of any and all medical conditions. Call 911 for all medical emergencies. © 1997- 2007 A.D.A.M., Inc. Any duplication or distribution of the information contained herein is strictly prohibited.