Naevus (S82)

Melanocytic naevi (moles) are benign proliferations of a specific type of melanocytes called ‘naevus cells’. They are only seldomly present from birth (congenital melanocytic naevi) but manifest themselves throughout life. Naevi are a normal phenomenon and new ones may develop as old ones disappear or grow. Especially during childhood and adolescence, the enlargement and increasing elevation of naevi will take place and can be regarded as a natural process. Sun exposure in childhood, heredity and skin type are factors related to the development of new naevi. Most naevi remain benign and do not need treatment. They usually do not cause