It could be: Hernia, abdominal or pelvic tumor, or, as you suggest, just muscle. In any event, show it to a doctor, so that the exact cause could be determined.
Answered 4/26/2013
5.2k views
A doctor has provided 1 answer
4 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