Aspiration pneumonia Flashcards
1
Q
what is it?
A
pneumonia that develops as a result of foreign materials (food, saliva etc) gaining entry to the bronchial tree
can have bacterial pathogens
2
Q
cause?
A
incompetent swallowing mechanism due to-
- stroke
- MS
- intoxication
- iatrogenic causes- intubation
3
Q
risk factors?
A
- Poor dental hygiene
- Swallowing difficulties
- Prolonged hospitalization or surgical procedures
- Impaired consciousness
- Impaired mucociliary clearance
4
Q
most commonly affected sites?
A
R middle and lower lung lobes
5
Q
bacteria involved?
A
Examples of aerobic bacteria include: Streptococcus pneumoniae Staphylococcus aureus Haemophilus influenzae Pseudomonas aeruginosa Klebsiella
Examples of anaerobic bacteria include: Bacteroides Prevotella Fusobacterium Peptostreptococcus
6
Q
which bacteria is found in alcoholics and diabetics
A
Klebsiella
7
Q
what is the characteristic presentation?
A
red currant jelly sputum
8
Q
which lobe does it commonly affect
A
upper lobes
9
Q
complications?
A
lung abcess formation
empyema
