Seborrhoeic keratoses are common, benign epidermal skin lesions seen in older people, most commonly found on the torso and forehead

Risk factors:

• Age >50 years
• White skin
• family Hx (autosomal dominant)
• UV exposure

Features

• Slightly raised, flat surface lesions
  • have a 'stuck-on' appearance
  • multiple lesions
  • painless
  • May cause pruritis
• large variation in colour from flesh to light-brown to black
• keratotic plugs may be seen on the surface

Management

• reassurance about the benign nature of the lesion is an option
• options for removal include curettage, cryosurgery and shave biopsy