Within and without..: The obstrction can be form something within the lumen (the passage) or within the wall or from externally (within the abdomen but outside the si). With this in mind it is possible to work through the possibilites and reach a conclusion...
Answered 8/28/2013
5.2k views
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