Quote Originally Posted by maillotpois View Post
What was really weird today was I saw down hard at the wrong angle on that lump once, and got a shooting pain in my butt/leg just as though I had hit my funny bone! So now I have a funny bone in my butt!!!
Could be muscular, could be a swollen lymph node, could be a benign fatty tumor (lipoma)... lots of stuff. Whatever the lump is, it sounds like it's aggravating your sciatic nerve. Sciatica caused by impingement on the nerve from muscular tightness is known as piriformis syndrome. Some things for you to look into...