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Differentiation of epiglottitis from laryngotracheitis in the child with stridor
R D Mauro1, S R Poole, C H Lockhart
1Department of Pediatrics, Children's Hospital, Denver.
Insights
Clinical findings like drooling, agitation, and no cough can suggest epiglottitis in children. Direct epiglottis inspection is crucial for accurate diagnosis when laryngotracheitis is suspected.
Area of Science:
- Pediatrics
- Emergency Medicine
- Otolaryngology
Background:
- Acute stridor in children can be caused by serious conditions like epiglottitis and laryngotracheitis.
- Differentiating these conditions based solely on clinical presentation can be challenging.
Purpose of the Study:
- To identify clinical findings that distinguish acute epiglottitis from laryngotracheitis.
- To evaluate the utility of direct epiglottis inspection in diagnosing children with suspected laryngotracheitis.
Main Methods:
- Prospective evaluation of 155 children presenting with acute stridor to an emergency room.
- Clinical assessment, including physical examination and direct inspection of the epiglottis.
Main Results:
- Absence of spontaneous cough, drooling, and agitation were associated with epiglottitis.
- Pre-inspection diagnosis was incorrect in some cases, while post-inspection diagnosis was accurate for all patients.
- Minor complications occurred in laryngotracheitis patients after inspection; no complications were seen in epiglottitis cases.
Conclusions:
- Drooling, agitation, and absence of cough are key predictors of epiglottitis.
- Clinical findings alone may not rule out epiglottitis; direct epiglottis inspection is an effective diagnostic aid for suspected laryngotracheitis in emergency settings.
Abstract:
To identify which clinical findings serve to differentiate acute epiglottitis from laryngotracheitis and also to evaluate the role of direct inspection of the epiglottis in the evaluation of children initially thought to have laryngotracheitis, we prospectively evaluated 155 children presenting to the emergency room with acute stridor. Three of the findings on physical examination were associated with epiglottitis: absence of spontaneous cough, drooling, and agitation. The diagnosis assigned prior to inspection of the epiglottis was incorrect in two of six patients with epiglottitis and in three of 149 patients with laryngotracheitis. The diagnosis made after inspection was correct in all 155 patients. Minor complications of inspection were seen in seven patients with laryngotracheitis. No complications were seen in the children with epiglottitis. We conclude that drooling, agitation, and absence of cough are predictors of epiglottitis, but clinical findings alone cannot exclude epiglottitis in every child who appears to have laryngotracheitis. When laryngotracheitis is the suspected diagnosis, inspection of the epiglottis by a pediatrician in a hospital emergency room is an effective aid to the evaluation of the child with acute stridor.
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