Official websites use .gov
A
.gov website belongs to an official
government organization in the United States.
Secure .gov websites use HTTPS
A lock (
) or https:// means you've safely
connected to the .gov website. Share sensitive
information only on official, secure websites.
At each stage of transformation, tissue is acted on by processed of cell division (tissue growth), removal, and transformation to the next stage. Different classes of damage occur at different stages of progression. Individuals with malignant tissue are included in incidence statistics by a process of detection.
