U.S. doctors online nowAsk doctors free
Pakistan
A 25-year-old male asked:

What can be the possible causes of urine turning black when exposed to air. is it normal? can uti cause urine to turn black after standing for long?

1 doctor answer4 doctors weighed in
Dr. Gurmukh Singh
Pathology 50 years experience
Alkaptonuria: A relatively benign metabolic disorder, Alkaptonuria is a likely cause. Taking vitamin C would help. Visit this site for info: https://medlineplus.gov/ency/article/001200.htm
Created for people with ongoing healthcare needs but benefits everyone.

Related questions

A 46-year-old member asked:
Can UTI cause sticky urine?
1 doctor answer2 doctors weighed in
A 28-year-old male asked:
What other disease could cause leukocyts in urine except uti?
1 doctor answer1 doctor weighed in
A 19-year-old female asked:
Can holding in your urine really cause a uti? I thought urine was sterile.
1 doctor answer3 doctors weighed in
A female asked:
What causes blood in the urine without a UTI,and will it clear up by itself?
1 doctor answer1 doctor weighed in
Last updated May 31, 2019

Disclaimer:

Content on HealthTap (including answers) should not be used for medical advice, diagnosis, or treatment, and interactions on HealthTap do not create a doctor-patient relationship. Never disregard or delay professional medical advice in person because of anything on HealthTap. Call your doctor or 911 if you think you may have a medical emergency.