Many Possibilities: I'll try to list what i think is most likely first: gastritis or ulcer, gallstones, low grade appendicitis, diverticulitis, diabetes. Cancer would be farther down the list. He should see a doctor asap who can take his complete history and do an exam. In my opinion, this is longer than a simple stomach bug should last.
Answered 6/21/2013
5k views
A doctor has provided 1 answer
A doctor has provided 1 answer
2 doctors weighed in across 2 answers
A doctor has provided 1 answer
A doctor has provided 1 answer
90,000 U.S. doctors in 147 specialties are here to answer your questions or offer you advice, prescriptions, and more.
Ask your question