Benign tumors are normal cells that divide and grow too much, but do not interfere with the function of normal cells around them. They do not have the ability to move from where they originated. They are not cancerous and usually do not become cancerous, no matter how large they grow. read more
Melanoma is a cancer that begins in the melanocytes. Other names for this cancer include malignant melanoma and cutaneous melanoma. Most melanoma cells still make melanin, so melanoma tumors are usually brown or black. But some melanomas do not make melanin and can appear pink, tan, or even white. read more
Benign tumors frequently stop growing once they reach a certain size and do not invade other tissues. When benign tumors are removed, they usually do not grow back (recur) and do not spread to distant parts of the body (metastasize). read more