Pneumonia Flashcards
CAP is
Acute
not hospitalized
>14D reside in Long term care
HAP
> 48hrs after admit
VAP
> 48hrs after start mechanical ventilation
HCAP
Pt admit >2D w/in last 90 D RN home/LTACH Home IV ABX therapy Dialysis Chronic wound care/Chemo X-IMM
Pneumonia defined
Infection of the aveloi
How do people aquire pneumonia in the hospital?
Usually aspirated (can inhale)
What organisms can spread via hematogenous spread?
S. Aureus/S. Pneumonia
What factors put a person most at risk for contracting pneumonia?
Aspiration predisposition
impaired cilia
Bacteremia
Pneumonia w/ intense inflammatory response causes?
Exudate/WBC to fill aveoli
What type of cough for bacterial pneumonia?
Productive cough
Atypical organisms tend to cause?
less intense inflam response and milder non-productive cough
In order what are most common agents of pneumonia?
- Pneumococcus
- viruses
- Atypicals
(Mycop, Chlamy, Legions)
Severe CAP who were completely healthy have…
S. Pneumoniae
Legionella
Which populations tend to have >1 organism?
RN home residents
Alcoholics
HIV low CD4
Viral URI before pneumonia has what S/S?
Coryza
Low fever,
Rhinorrhea,
Non-productive cough
Atypical agents ass/w what S/S?
HA, GI illness (Legions)
What agent is ass/w GI illness?
Legionella
High risk populations for Pneumococcal
Old, <2 years old, minorities, day care centers, X-IMM, sickle cell disease
Highest risk for pneumococcal pneumo
Old, <2 years old, minorities, day care centers, X-IMM, sickle cell DZ
Labs PNEUMOCOCCAL PNEUMO
increased WBC, INC bilirubin or LFTS, and hyponatremia