Hi mmmys my tummy is sore I see something like a heartbeat under my na...

Hi mmmys my tummy is sore I see something like a heartbeat under my navel .my navel also is sore and my breast are sore went to clinic tested negative and my tummy it's growing bigger and I see my periods every month and normal on May 21 to 24 i had yellow discharge and on the 26 to 28 saw some little blood usually on the tissue wen I poo 4days later I felt going to pee but wen I go there it comes small but since yesterday am going ohkay Idk whats wrong I have abdominal pains and back pains and my left side is paining sometimes feel gruu gruu with sounds sometimes no sound Help me plz