What Is Carcinoma In Situ and What Does It Mean?
With regard to staging, carcinoma in situ is considered stage 0 cancer. Roughly 85 percent of cancers are carcinomas. Carcinoma in situ can be further defined by the tissue punch in in which cancer is beginning. Hero Images / Getty Images Some physicians classify carcinoma in situ as non-invasive cancer and others may prefer calling it pre-cancer. One of these is dysplasia. The term precancerous cells may also be used to describe cells on this continuum between normal and cancer cells....