pneumonia flow charts

Question 1

CB and/or COPD

Answer 1

H. influenzae 
Moraxella spp. 
S. pneumoniae 
rarely
C. pneumoniae
S. aureau
Gram (-) rods Also viral agents: Influenza virus

Question 2

Viral RT

Answer 2

S. pneumoniae
H. influenzae
S. aureus

Question 3

CF

Answer 3

H. influenzae S. aureus

P. aeruginosa B. cepacia

Question 4

Asplenics, B cell defects: Multiple myeloma, Hodgkin’s Dx.

Answer 4

S. pneumoniae

K. pneumoniae

Question 5

HIV and other immunecomps

Answer 5

S. pneumoniae
H. influenzae
MTB
P. carinii
Atypical mycobacteria CMV
Cryptococcus spp. Legionella spp. Aspergillus

Question 6

Cancer/neutropenia

Answer 6

Nocardia

Gram (-) rods (P. aeruginosa) Aspergillus

Question 7

DKA

Answer 7

S. pneumoniae S. aureus

Question 8

Exposed to Birds Abattoir/Poultry Worker; Farmer, Veterinarian; Pet/ Pet store worker

Answer 8

Chlamydia psittaci

Question 9

Abattoir/Poultry Worker; Farmer, Veterinarian; Pets Pet store worker – Exposure to parturient cat, cattle sheep goats

Answer 9

Brucella spp., Coxiella burnetii

Question 10

Wool sorters, Animal hide workers

Answer 10

B. anthracis

Question 11

Bats, Bird droppings/ Rabbits

Answer 11

H. capsulatum/ F. tularensis

Question 12

Rodents &/or their droppings/ secretions

Answer 12

Hantavirus NW arenavirus

Question 13

elderly

Answer 13

S. pneumoniae 
H. influenzae 
P. aeruginosa
 K. pneumoniae 
Other G(-)rods
C. pneumonia

Question 14

young

Answer 14

RSV, hMPV, HPIV Influenzavirus Adenovirus

Question 15

tropics/SE asia

Answer 15

B. pseudomallei

Question 16

midwest

Answer 16

H. capsulatum

B. dermatitis

Question 17

SW US

Answer 17

C. immitis

Question 18

aerosolized water

Answer 18

Legionella spp.

Question 19

IV abuse

Answer 19

S. pneumoniae
S. aureus
MTB
Anaerobes

Question 20

Closed populations- Military camp/ College campus

Answer 20

S. pneumoniae
C. pneumoniae
M. pneumoniae
Adenovirus RSV, hMPV, Influenzaevirus

Question 21

Alcoholics Homeless Poor

Answer 21

S. pneumoniae 
K. pneumoniae 
Other G(-)rods 
MTB 
Anaerobes
A. israelii

Question 22

nursing home

Answer 22

S. pneumoniae H. influenzaes M. catarrhalis

Question 23

VAP

Answer 23

EARLY
S. aureus
S. pneumoniae 
H. influenzae
LATE
P. aeruginosa 
Acinetobacter 
G (-) rods

Question 24

UTI &/or CVC–>Bacteremia (HAP)

Answer 24

S. epidermidis
S. aureus
G (-) rods

Question 25

Closed populations e.g., Nursing homes, Chronic care facilities (HAP)

Answer 25

S. pneumoniae
S. aureus
H. influenzae 
Other G (-) rods 
Agents of viral pneumonia
C. pneumoniae M. pneumoniae Anaerobes

Question 26

SCD, asplenics (HAP)

Answer 26

S. pneumoniae

K. pneumonia

Question 27

HIV, other immuncomp (HAP)

Answer 27

S. pneumoniae
P. carinii
MTB
Atypical mycobacteria CMV Cryptococcus spp. Legionella spp. Aspergillus

Question 28

cancer/neutropenia (HAP)

Answer 28

Nocardia
Gram (-) rods,
especially
P. aeruginosa Aspergillus

Question 29

aspiration pneumonitis (HAP)

Answer 29

K. pneumoniae
Other G(-)rods
Anaerobes

Question 30

pt. manifests with viral pharyngitis–>interstitial pneumo

Answer 30

adenovirus

Question 31

pt. manifests w. viral croup–>interstitial pneumo

Answer 31

PIV

Question 32

pt. manifests w. viral bronchiolitis–>interstitial pneumo (or dev. simultaneously)

Answer 32

RSV or hMPV

Question 33

pt. manifests w. influenza–>interstitial pneumo

Answer 33

influenza