Pneumonia and Influenza

Question 1

Define the four classifications of pneumonia

Answer 1

1) Community Acquired Pneumonia
2) Healthcare Associated Pneumonia (within 90 days)
3) Hospital Acquired Pneumonia (48 hrs after admission)
4) Ventilator Associated Pneumonia (48 hrs after intubation)

Question 2

What are four important items in the differential diagnosis of pneumonia?

Answer 2

Pulmonary edema
Diffuse alveolar hemorrhage
Pulmonary embolism
Malignancy

Question 3

What are the most common symptoms of pneumonia?

Answer 3

Fever, chills, pleuritic chest pain, dyspnea, and productive cough.

Question 4

What are the CXR findings of pneumonia?

Answer 4

Lobar consolidation, interstitial infiltration, cavitation.

Question 5

What are the most common organisms in CAP?

Answer 5

S. pneumoniae, H. influenzae, Mycoplasma pneumoniae, Chlamydophilia pneumonia, Legionella pneumoniae.

Question 6

What are the most common organisms for HAP?

Answer 6

S. aureus, Pseudomonas aeruginosa

Question 7

What is the primary treatment for CAP?

Answer 7

Doxycycline or macrolide for 7 days.
Fluroquinolone or Beta-lactam if more serious.
*Azithromycin for HAP/VAP

Question 8

What are the common symptom of influenza?

Answer 8

Abrupt fever, headache, myalgias, and malaise. Some association with URI symptoms.