I AM DESPERATE!! PLEASE! SOMEONE HELP ME PLEASE! :*( I need PRAYERS.. PRAYERS PLEASE.. OR SOME ADVICE?

My son who is 8 years old has been suffering from something unknown. He is slowly fading, has lost A LOT of weight and does NOT want to eat. : ( This is making all of us sad.. including HIM.. He cries because he is tired of being sick... The dr's ran some tests on him and he has something (unspecified) blocking where the trachea and stomach connect... We are devastated severly.. I don't like to see my son like this.. has anyone had something similar? what can I DO.. I have asked God to show me to show me what I am possibly doing! Please! anyone I am DESPERATE! One dr that read his eye said that he had a block of nerves...and he is extremely extremely nervous.. what do I do? how can I help him? please anyone?? thank you very much...