What does focal cancer mean?

Focal carcinogenesis refers to a local lesion occurred cancer, and other parts of the lesion has not occurred cancer. Normal cancer refers to precancerous lesions, there is the possibility of cancer, but not in the normal sense of cancer. Precancerous lesions themselves are reversible, if the pathogenic factors disappear, precancerous lesions may also disappear. Focal carcinogenesis is limited to a small local area, refers to no breakthrough basement membrane cancer in situ, no invasive growth. Focal cancer belongs to the early stage of cancer, the best way is to undergo surgical resection, because the scope of cancer is relatively small, so regular review after surgical resection can be.