Kaposi sarcoma:
This form of skin cancer is not found to be very common in individuals under normal conditions. It has been associated with the presence of HIV or other diseases that can compromise the immune system. It is usually caused by a certain kind of infection namely human herpesvirus. While it is a form of skin cancer, it is sometimes not only limited to that and spread to other parts of the body as well like the mucous of the mouth or the digestive system.
