Warning

Patient presentation

Diagnostic Tips - ABCDE

  • Asymmetry
  • Border irregularity - the edges are ragged, blurred or notched
  • Colour - pigmentation is not uniform, shades of brown and black are present, mottled appearance with dashes of red, white and blue
  • Diameter >6mm
  • Evolution - history of change in size, shape, surface, colour or symptoms

Referral Tips

  • Urgent referral 
  • Please state size and location of lesion
  • Please photograph lesion
  • Biopsy or attempted excision should not be carried out in primary care

Editorial Information

Last reviewed: 01/12/2022

Next review date: 01/12/2024

Reviewer name(s): Lindsey Yeo.