LRTI Flashcards
What is tracheaitis?
- Prolonged croup with a fever
- Biphasic stridor
What organisms cause tracheaitis?
- Staph
- Strep
What is used to treat tracheaitis?
- Co amoxiclav
What typically causes bronchitis?
- Viruses
What are common symptoms of bronchitis?
- Loose rattly cough
- NO WHEEZE
- Crepitations
When would bacterial bronchitis occur?
- Following a viral infection
- Viral infection disrupts mucociliary escalator resulting in secondary infection
What common infectious agents cause bacterial bronchitis?
- Pneumococcus
- H. Influenzae
What key symptoms allow you to differentiate between asthma and bronchitis
- Wet cough
- Lack of wheeze
What usually causes broncholitis?
- Respiratory Syncytial Virus
What other pathogens can cause broncholitis?
- Parainfluenzae 3
What are the common symptoms of broncholitis?
- Nasal stuffiness
- Tachypnoea
- Malaise
- Crepitations
- Wheeze
What is pertussis?
- Whooping cough
- Vaccination available to reduce severity
- Coughing fits and vomiting
Besides disruption of the mucociliary escalator and the cough reflex, what other effect can increase risk of bacterial infection?
- General immune system strength
- Resp tract secretion failure
What investigation should be done for LRTI’s?
- Nothing much
- O2 Sats
What are the common viral infective agents in LRTI’s?
- RSV
- Influenza A/B
- Parainfluenza 3
- Adenovirus
