Acute Bronchitis

Question 1

What is Bronchitis and RF

Answer 1

Infection of the bronchi-similar to pneumonia but some key differences

Mainly-no focal chest sx, no systemic unwell, self-limiting in 3w
less/no sputum

pathogens are unclear, but 80% occur in autumn/winter

Question 2

Signs and Sx of bronchitis, and key differences with pneumonia

Answer 2

Inflam of airway with unknown viral pathogen–80% in winter
Usual course- 3w of sx
Cough (productive or not), assox with acute Rhinnorhea, Sore throat, Wheeze

No chest exam signs/rare wheeze

Pneumonia tends to have more SOB, wheeze, sputum, and fever/systemic illnesses (myalgia and other)

Question 3

IX and mx of acute bronchitis

Answer 3

Usually self limiting within 3 weeks, but 25% of pt have cough for longer

Clinical diagnosis-self aid (hydrate, over the counter meds)
BUT can use CRP to guide Abx use-
20-100– consider delayed prescipt
>100- doxycline first line