Etiologic Agents Of Acute Pneumonia

Question 1

MOST COMMON CAUSE of Community-acquired acute pneumonia

Answer 1

Strep pneumoniae
— also common cause of OTITIS MEDIA in children

Question 2

MOST COMMON BACTERIAL cause of ACUTE EXACERBATIONS of COPD

Answer 2

Haemophilus influenzae
— also common cause of OTITIS MEDIA in children

Question 3

2ND MOST COMMON bacterial cause of ACUTE EXACERBATIONS of COPD

Answer 3

Moraxella catarrhalis
— also common cause of OTITIS MEDIA in children

Question 4

Important cause of SECONDARY BACTERIAL PNEUMONIA in POST-VIRAL respiratory illnesses

Answer 4

Staph aureus

Question 5

MOST COMMON CAUSE of GRAM NEGATIVE bacterial pneumonia

Answer 5

Klebsiella pneumoniae
— CURRENT JELLY Sputum

Question 6

Common cause of HOSPITAL-ACQUIRED infections

Answer 6

Pseudomonas aeruginosa
— common in CYSTIC FIBROSIS and NEUTROPENIC patients

Question 7

Common in individuals with CO-MORBIDITIES and in ORGAN TRANSPLANT patients

Answer 7

Legionella pneumophila

Question 8

Common among children and young adults (ATYPICAL pneumonia)

Answer 8

Mycoplasma pneumoniae

Question 9

Responsible for INFLUENZA PANDEMICS and EPIDEMICS

Answer 9

Influenza virus type A

Question 10

Common in EXTREMES of age and IMMUNOCOMPROMISED patients

Answer 10

Human Meta-Pneumovirus

Question 11

Lung tropism: Virus binds to “ACE2” receptors found in pulmonary alveolar epithelial cells

Answer 11

Human coronaviruses