Urine - abnormal color
The usual color of urine is straw-yellow. Abnormally colored urine may be cloudy, dark, or blood-colored.
Discoloration of urine
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 provider will perform a physical exam. This may include a rectal or pelvic exam. The provider will ask you questions about your symptoms such as:
Tests that may be done include:
Gerber GS, Brendler CB. Evaluation of the urologic patient: history, physical examination, and urinalysis. In: Wein AJ, Kavoussi LR, Partin AW, Peters CA, eds. Campbell-Walsh Urology. 11th ed. Philadelphia, PA: Elsevier; 2016:chap 1.
Landry DW, Bazari H. Approach to the patient with renal disease. In: Goldman L, Schafer AI, eds. Goldman-Cecil Medicine. 25th ed. Philadelphia, PA: Elsevier Saunders; 2016:chap 114.
Review Date: 8/26/2017
Reviewed By: Jennifer Sobol, DO, Urologist with the Michigan Institute of Urology, West Bloomfield, MI. Review provided by VeriMed Healthcare Network. Also reviewed by David Zieve, MD, MHA, Medical Director, Brenda Conaway, Editorial Director, and the A.D.A.M. Editorial team.
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