An irregular area of tissue inside or outside the body that may get bigger or change appearance. It may or may not be cancerous.

When to seek immediate medical care

See a healthcare professional right away if the lesion:

  • Is painful.
  • Easily bleeds or is inflamed.
  • Becomes infected.

When to make a doctor's appointment

Make an appointment to see a healthcare professional if the lesion:

  • Gets bigger.
  • Is itchy or breaks the skin.