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Sign

Strawberry tongue

A red tongue with prominent papillae, first through a white or yellow coating and then over a bare red surface, seen in scarlet fever, Kawasaki disease and toxic shock syndrome.

Found
On inspection of the tongue.
Normal
A pink tongue whose papillae are not prominent.
Abnormal
Enlarged reddened papillae standing out through a white or yellow coating, later on a bare red surface.
Suggests
Scarlet fever, Kawasaki disease or toxic shock syndrome.
Exceptions
Not specific to any one of them; the accompanying features decide which disease it is.

Card id: strawberry-tongue

Sources

  • Strawberry Tongue: Causes & Treatment, Cleveland Clinic, 2024. https://my.clevelandclinic.org/health/symptoms/strawberry-tongue
  • Kawasaki Disease, Merck Manual Consumer Version, 2025. https://www.merckmanuals.com/home/children-s-health-issues/rheumatologic-disorders-in-children/kawasaki-disease

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