Pulm: infectious agents

Question 1

Common cause of PNA in immunocompromised patients

Answer 1

Pneumocystis Jiroveci

Question 2

MCC atypical/walking PNA

Answer 2

Mycoplasma pneumoniae

Question 3

Common causative agent for PNA in alcoholics

Answer 3

Klebsiella pneumoniae

Question 4

Interstitial PNA in bird handlers

Answer 4

Chlamydia psittaci

Question 5

Often causes PNA in a pt with a history of exposure to bats and bat droppings

Answer 5

Histoplasma

Question 6

Often causes PNA in S. CA, NM, W. TX

Answer 6

Coccidiodes

Question 7

PNA with “currant jelly” sputum

Answer 7

Klebsiella

Question 8

Qfever

Answer 8

Coxiella burnetti

Question 9

PNA acquired from air conditioner

Answer 9

Legionella pneumophila

Question 10

MCC PNA in children <1yr

Answer 10

RSV

Question 11

MCC PNA in neonate (birth-28days)

Answer 11

GBS, E. Coli

Question 12

MCC PNA in children and young adults (including college students, military recruits, prison inmates)

Answer 12

Mycoplasm pneumoniae

Question 13

MCC viral PNA

Answer 13

RSV

Question 14

Wool- sorter’s disease (life- threatening PNA)

Answer 14

Bacillus anthracis

Question 15

PNA in ventilator patients and those with CF

Answer 15

P. aeruginosa

Question 16

Pontiac fever

Answer 16

Legionella pneumophila

Question 17

MC fungal infection of the lung in the Texas/ Gulf Coast region

Answer 17

Histoplasma

Question 18

Common bacterial cause of COPD exacerbation

Answer 18

H. influenzae