Respiratory · UKMLA & AKT
Acute laryngitis and croup
A free high-yield preview for the UKMLA Applied Knowledge Test. Below are the key points to recognise acute laryngitis and croup — the full SA Note notes add investigations, management, complications and 10 practice questions.
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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