This slideshow covers the basics of thyroid goitersâan enlargement of the thyroid gland. Some goiters can become so large that you can easily see them when you turn to the side. But are they typically benign? And who gets goiters, and how do you treat them?
Malignant Melanoma. Definition. Malignant melanoma is a type of cancer arising from the melanocyte cells of the skin. Melanocytes are cells in the skin that produce a pigment called melanin. Malignant melanoma develops when the melanocytes no longer respond to normal control mechanisms of cellular growth.
1 Malignant melanoma skin cancer survival is highest for people diagnosed aged under 40 years old. 2  More than 9 in 10 people diagnosed aged 15-39 survive their disease for five years or more, compared with less than 8 in 10 people diagnosed aged 80 and over. Nearly all (97%) people diagnosed with malignant melanoma skin cancer in England and Wales survive their disease for one year or more (2010-11). 2  Malignant melanoma skin cancer survival is higher in women than men. 3  Malignant melanoma skin cancer survival is highest for people diagnosed aged under 40 years old.