What happens if my cervical cancer is left untreated?

Death. Cervical cancer is the number one killer of women worldwide. Cervical cancer if left untreated will lead to death.
Cervical cancer. If a diagnosis of invasive cervical carcinoma has been made by a pathologist, then you have a tumor that, if left untreated, has the potential to invade surrounding organs (such as the bladder and rectum) and metastasize to other organs (such as the liver, lungs, brain, etc).