Hemorrhoids: He is still young and needs to be sure he has been screened for colon cancer. Migraine can cause vomiting and diarrhea, but bright red blood suggests low lying bleeding from rectal fissure or hemorrhoids. Has he had screening colonoscopy?
Answered 10/3/2016
5.7k views
Urgent follow up: There may be no relationship between these diverse symptoms or this could be a serious problem. Please seek medical attention quickly to find out what the bleeding is from.
Answered 3/9/2014
4.4k views
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