A 10-month-old child presents with an abnormal inspiratory sound; mother complaints that the sound increases with cry, and decreases when the child sleeps in prone position. What would be the probable diagnosis?
High-Yield Explanation
d. Laryngomalacia(Ref: Nelson's 20/e p 2036)Clinical Features of Laryngomalacia:Stridor is inspiratory, low pitched & exacerbated by crying, agitation, or feedingResults from the collapse of supraglottic structures inwards during inspirationSymptoms appear within first 2 weeks of life increase in severity for up to 6 monthsStridor improves when the baby sleeps in prone position.