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EILO — RACP Paediatrics MCQ

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HardRespiratoryEILORACP Paediatrics

A 14-year-old has inspiratory stridor at peak exertion localised to the throat that resolves within seconds of stopping. Spirometry is normal. CLE shows paradoxical vocal fold closure. What is the most likely diagnosis?

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Correct answer: C — Exercise-induced laryngeal obstruction

Inspiratory stridor at peak exercise with paradoxical vocal fold adduction on CLE is EILO. Commonly misdiagnosed as asthma. Treatment is speech pathology with laryngeal control techniques.

Reference: RACP Paediatric Curriculum – Respiratory; RCH Melbourne – 2023