Community medical question

recently. i have a issue .,mere left hand ke 3 fingers are not feel any thing. kuch feel nahi ho raha 1 week se. our kan se dubble awaz ati hai when i speech something. i feel ke mere mouth ke sath sath mere ear se bhi sound a raha hai. so kindly tell what should i do. mere weight bhi kam hota ja raha hai. and headaches bhi hota hai kafi.