What causes seborrhoeic warts?
Despite their name, seborrhoeic warts are nothing to do with sebaceous glands or viral warts. They are benign growths due to a build up of ordinary skin cells. They are strongly age-related. They usually start to appear after the age of 40 years, and most old people will have at least a few seborrhoeic warts: some will have large numbers. They are not infectious and do not become malignant. Are seborrhoeic warts hereditary? Seborrhoeic warts can run in families and this suggests a genetic basis for them. What are the symptoms of seborrhoeic warts? Seborrhoeic warts are harmless, but can be a considerable nuisance. They can itch, become inflamed, and catch on clothing. Many people dislike the look of them, particularly when they come up on the face. What do seborrhoeic warts look like? Small flat seborrhoeic warts can often be seen in middle age, and they become more raised and larger as the years go by. Their size varies from less than one centimetre to several centimetres across. Sebo
