Respiratory · UKMLA & AKT
Acute laryngitis and croup
A free high-yield preview for the UKMLA Applied Knowledge Test, covering how to recognise this condition. The full SA Note notes add investigations, management and complications, with practice questions on this topic.
Key high-yield points
- Barking (seal-like) cough - defining symptom; turbulent airflow through narrowed subglottis
- Hoarse voice - vocal cord mucosal inflammation
- Inspiratory stridor - turbulent flow through narrowed subglottic airway
- Symptoms worse at night - characteristic; key differentiator from epiglottitis
- Low-grade fever - usually present but not high
- No drooling, no dysphagia - important negatives distinguishing from epiglottitis
- Affects children 6 months - 6 years; peak 1-2 years; more common in boys; autumn/winter
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