What Could A Small White Ball Falling From The Vagina, Along With Pelvic Pain, Vomiting, Bloating, And Dizziness, Indicate?

Hello Today i had a small size white ball falling out of my vagina. I have not been feeling well for days, having pain on the pelvic area, vomiting, bloating belly, dizzines. I am very worried as it had never happened before. Do you have any idea what it might be? Thank you.