Lower Respiratory Tract Infection in Children Flashcards
What are common bacterial infective agents?
Strep pneumoniae
Haemophillus influence
Moraxella catarrhalis
Mycoplasma pneumoniae
Chlamydia pneumoniae
What are common viral infective agents?
RSV
Parainfluenza III
Influenza A and B
Adenovirus
What are the principles of patient management?
Make a diagnosis
Assess the patient
Decide to treat or not to treat
Is the prevalence of lower respiratory tract infections increasing or decreasing?
Increasing
How common is tracheitis?
Uncommon
What can tracheitis be described as?
Croup which does not get better
What are symptoms of tracheitis?
Fever
Sick child
What is tracheitis usually caused by?
Staph or strep invasive infection
Why does tracheitis lead to struggling to breath?
Swollen tracheal wall and luminal debris narrows the tracheal lumen
How common is bronchitis?
Common
What are symptoms/signs of bronchitis?
Loose rattly cough with upper respiratory tract infection
Poast-tussive vomit
Chest free of wheeze/creps
What is bronchitis usually caused by?
Haemophilus
Pneumococcus
Why does bacterial bronchitis cause problems?
Disturbed mucociliary clearance
What kind of infection is bacterial bronchitis normally?
Secondary infection
How long can a cough last for with bronchitis?
25 days
What is a typical natural history of bacterial bronchitis?
Following upper respiratory tract infection
Lasts 4 weeks
60-80% respond
First winter bad
Second winter better
Third winter fine
Caused by pneumococcus/H flu
What should you do when you see persistant bacterial bronchitis?
1) Make the diagnosis
2) Reassure
3) Do not treat
Who does bronchiolitis normally affect?
Infants