Hey doc,21 y/o male with lower right abdominal pain/pressure approximately 4-5 months.  It is not aggravated by diet.  The only other symptom is it is worse sitting.  There are no abnormal bowel movements.  No nausea or anything.  Sometimes in radiates to the back.  Pain has been consistent for 4 months no improvement or worsening.  Any ideas would be GREATLY appreciated?Thank you
Hi. Thanks for your history and query. The possible cause of such a pain in the right lower abdomen, which worsens on sitting down and refers to back and is present for 5 months can be due to