List the causes of acute bronchitis.
Viral (> 90% of cases)
Influenza A and B
Parainfluenza
Adenovirus
RSV
Rhinovirus
Coronavirus
Bacterial
Environmental
List signs and symptoms of acute bronchitis.
Cough
Coughing bouts with or without sputum production [5]
Typically resolves within 2–3 weeks
Symptoms of preceding or simultaneous URTI
Runny nose and sore throat
Headache
Malaise
Myalgias
Chest pain
Mild dyspnea
Fever (uncommon after first few days)
Vital signs are usually normal
List auscultations findings.
May be clear
Rhonchi
Wheezing
Fine crackles (rarely)
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