A member asked:

12months chronic diarrhea(always yellow).next monday i'll do blood and faeces tests to investigate.today black diarrhea(ebony).why?bad sign?thanks

5 doctors weighed in across 2 answers
Dr. Heidi Fowler answered

Specializes in Psychiatry

This might be due: to blood in stool. Was in malodorous? Please let your doctor know asap. Taking iron or Pepto Bismal can also cause black stools.

Answered 11/21/2014

3.5k views

Thank

Change in bowel habi: of 12 months duration requires a formal colonoscopy and evalaution for GI illness. Please get a second GI evaluation.

Answered 11/21/2014

3.5k views

Thank

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