What do café-au-lait spots look like?

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What do café-au-lait spots look like?

Café-au-lait (CAL) spots have a distinct appearance on the skin that sets them apart from other birthmarks. Characteristics of CAL spots include:

  • Flat spots on the skin, typically on the torso, arms, legs and buttocks.
  • Light brown to dark brown color.
  • Round or oval shape, between 2 millimeters to more than 20 centimeters in diameter.
  • Smooth or rigid border around the spot.
  • Spots can grow in size and number with age.
  • Spots are painless and don't cause itchiness or other symptoms.

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