Scaly Lesions On Legs. Examples of secondary skin lesions include: It’s also known as a solar keratosis.

Scaly patches on arms and legs. Skin cancer will generally affect any areas on the body that are exposed to the sun, especially the face but also the hands, neck, arms, scalp, lips, ears and chest. Rough, dry or scaly patch of skin, usually less than 1 inch (2.5 centimeters) in diameter.