Before revision: Stages of cervical cancer range from stage 0 to stage IV, with stage 0 indicating non-invasive , pre-cancerous cells , to stage IV indicating advanced disease and the spread of cancer cells to distant parts of the body.
After revision: Stages of cervical cancer range from stage I to stage IV, with stage 1 indicating local cancerous cells at the cervix , to stage IV indicating advanced disease and the spread of cancer cells to distant parts of the body.