confused

hello my name is pennie tesler i was diagnosed with chronic pancratites 2 years ago. now thay are telling me i dont have it. i cant eat i lost 20 pounds i cant eat a normal meal. i cant eat oils or fatty foods . i do have attacks butt thay dont help me becuse thay think i dont have it.so i dont eat to prevent attacks ! what should i do help me !!! i have pain that leads to the back. chronic pain.