7.2 Bronchiolitis Flashcards
1
Q
What is bronchiolitis?
A
- First episode of wheezing with findings of viral rep infection
- no pneumonia/atopy
2
Q
Age for bronchiolitis?
A
12-24 months
3
Q
Bronchiolitis cause?
A
RSV
4
Q
Bronchiolitis peak time?
A
Winter
5
Q
Other viruses that cause Bronchiolitis?
A
Rhino, parainfluenza, influenza, adenovirus, coronavirus
6
Q
Pathogenesis of Bronchiolitis?
A
- Small airways inflammation
- Peribronchiolar infiltration, necrosis, biliary disruption
- aedema, excess mucus
- Obstruction/atelectasis
7
Q
DDx for Bronchiolitis?
A
Asthma Heart failure Chlamydia Pneumonia Foreign body Pertussis Pneumothorax Aspiration
8
Q
Risk factors for Bronchiolitis?
A
<37 gestational age <10 weeks old Cigarette smoke Breast fed for <2 months Failure to thrive Chronic lung and heart disease Neurological conditions Indigenous
9
Q
What is mild Bronchiolitis?
A
Still feeding
No need for 02 (>92%)
No Resp distress
Often febrile
10
Q
What is moderate Bronchiolitis?
A
- SOB while feeding
- Mod distress, retractions
- Brief apnoea can episodes
- mild hypoxaemia, corrected by O2
11
Q
Bronchiolitis severe?
A
- Can’t feed
- severe resp distress
- Hypoxaemia not corrected by O2
- Prolonged apnoea episodes
12
Q
Mx of Bronchiolitis?
A
Supportive
Hydration
O2 CPAP/NIV
13
Q
Fluids for Bronchiolitis severe?
A
usually IV
14
Q
Fluids for moderate Bronchiolitis?
A
Frequent small
NG
15
Q
Bronchiolitis d/c criteria?
A
Minimal distress with feeding
Sp02 >92%
Parents happy/informed
