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RespiratoryModerateContagious
Bronchiolitis
Pediatrics · Respiratory
Moderate
Severity
Very common — one of the most frequent reasons for hospitalization in infants under one year
Prevalence
Yes
Contagious
Pediatrics
Specialist
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🔬Causes & Risk Factors
- 1Most commonly caused by respiratory syncytial virus
- 2though other viruses such as rhinovirus
- 3influenza
- 4and human metapneumovirus can also cause bronchiolitis. It spreads through respiratory droplets and contact with contaminated surfaces
- 5and is particularly common during fall and winter months. Risk factors for severe illness include prematurity
- 6young age under three months
- 7underlying heart or lung conditions
- 8and exposure to secondhand smoke.
More About Bronchiolitis
About the BronchiolitisWarning Signs of BronchiolitisCommon Symptoms of BronchiolitisHow Doctors Diagnose BronchiolitisTreatment Options for BronchiolitisBronchiolitis PreventionBronchiolitis ProgressionBronchiolitis Treatment CostFrequently Asked Questions About BronchiolitisAsk a Question About BronchiolitisConditions Related to Bronchiolitis
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⚕️ Medical Disclaimer
This page is for informational purposes only and does not substitute professional medical advice. Always consult a qualified healthcare professional. In emergencies, call 112.