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Thumb sign

Case contributed by Ian Bickle
Diagnosis not applicable

Presentation

For illustration purposes

Photo

The lateral aspect of the thumb with its bulbous ventral aspect.

Photograph provided by Ian Bickle, UK.

Case Discussion

The thumb sign is a manifestation of an edematous and enlarged epiglottis which is seen as a soft tissue mass on a lateral soft-tissue radiograph of the neck, in epiglottis.

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