‘Thumb sign’ in X-ray

‘Thumb sign’ in X-ray seen in –

  • Acute epiglottitis
  • Pathology – edematous and enlarged epiglottis
  • Found in which investigation – seen on lateral soft-tissue radiograph of the neck
  • What ‘Thumb sign’ in X-ray suggests? – Diagnosis of acute infectious epiglottitis

Acute epiglottitis
Acute epiglottitis

What is omega epiglottis?

  • Omega epiglottis is a variant configuration of the normal epiglottis in which the lateral folds are curled inwards. The configuration is not necessarily pathologic but has been associated with higher rates of laryngomalacia.

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