Pneumonia (Pathogens)
==Chart==
| Conditions | Commonly Encountered Pathogens |
| Alcoholism |
Streptococcus pneumoniae Anaerobes, e.g. Klebsiella pneumoniae Mycobacterium tuberculosis |
| COPD and/or Smoking |
S pneumoniae Haemophilus influenzae Moraxella Legionella |
| Nursing Home |
S pneumoniae Gram-negative bacilli H influenzae Staphylococcus aureus Anaerobes Chlamydia pneumoniae |
| Exposure to: Bird droppings | Histoplasma capsulatum |
| Birds | Chlamydia psittaci |
| Rabbits | Francisella tularensis |
| Farm animals | Coxiella burnetii (Q fever) |
| SW US | Coccidiomycosis (Valley fever) |
| HIV | |
| Early |
S pneumoniae H influenzae M tuberculosis |
| Late |
As above, plus: Pneumocystis jiroveci (formerly Pneumocystis carinii) Cryptococcus Histoplasma species |
| Aspiration | Anaerobes |
|
Structural Lung Disease (CF, bronchiectasis) |
Pseudomonas aeruginosa Burkholderia (Pseudomonas) cepacia S aureus |
| Injection Drug Use |
S aureus Anaerobes M tuberculosis S Pneumo |
| Influenza |
Influenza S pneumoniae S aureus H influenzae |
See Also
Pulm: Pneumonia (Port Score)
Pulm: Pneumonia (CAP)
Condition
Commonly Encountered Pathogens
Alcoholism Streptococcus pneumoniae
Anaerobes, e.g. Klebsiella pneumoniae
Mycobacterium tuberculosis
COPD and/or Smoking S pneumoniae
Haemophilus influenzae
Moraxella
Legionella
Nursing Home S pneumoniae
Gram-negative bacilli
H influenzae
Staphylococcus aureus
Anaerobes
Chlamydia pneumoniae
Exposure to: Bird droppings Histoplasma capsulatum
Birds Chlamydia psittaci
Rabbits Francisella tularensis
Farm animals Coxiella burnetii (Q fever)
SW US Coccidiomycosis (Valley fever) HIV
Early S pneumoniae
H influenzae
M tuberculosis
Late As above, plus:
Pneumocystis jiroveci (formerly Pneumocystis carinii)
Cryptococcus
Histoplasma species
Aspiration Anaerobes Structural Lung Disease
(CF, bronchiectasis)
Pseudomonas aeruginosa
Burkholderia (Pseudomonas) cepacia
S aureus
Injection Drug Use S aureus
Anaerobes
M tuberculosis
S Pneumo
Influenza InfluenzaS pneumoniae
S aureus
H influenzae
See Also
Pulm: Pneumonia (Port Score)
Pulm: Pneumonia (CAP)