I have bulimia , last sunday i had a massive binge and purged, i found it difficult to bring it up at first and then it suddenly came out, projectile, it hurt, later that day i got an agonising pain in my right side of my neck , the next day it had moved into my shoulder , i still have this pain, its unbearable,its like a toothache in my neck and shoulder, im worried ive done something to my esosaphagus. Emma.