I 've Been Sick For Five Years And I'm Getting

I 've been sick for five years and I'm getting worse five years ago i got sick with stomach issues i went to the doctor i had numerous blood tests and i had a vitamin d deficiency and low b12 everthing else was normal i was still feeling yucky so i went back and got referred to a gi and went for a cat scan and that came back normal and than an endoscopy and they found erosive gastritis and nothing else i thought i had pancreatic cancer but i feel like something was missed over the last five years ive noticed my swallow was weaking and latley I've been in rough shape constipated and my breathing is shallow at night i have had a really stressful year alot of personal issues I'm really sacred I'm gonna die if something doesn't save me