Sepsis

Question 1

The most common cause of community acquired pneumonia is

Answer 1

The most common cause of community acquired pneumonia is Strep pneumoniae

Question 2

the most likely cause of sepsis in a deep tissue wound is

Answer 2

The most common cause of community acquired pneumonia is a bacteroides, Clostridium or other anaerobes

Question 3

The most likely cause of sepsis in a UTI is?

Answer 3

The most likely cause of sepsis in a UTI is?

• E.Coli
• Klebsiella
• other gram negative rods

Question 4

most likely cause of sepsis in severe burns

Answer 4

most likely cause of sepsis in severe burns is Pseudomonas

Question 5

the most likely cause of sepsis in a postpartum infection in the mother/neonatal sepsis is?

Answer 5

the most likely cause of sepsis in a postpartum infection in the mother/neonatal sepsis is Group A streptococcus, S. aureus, E colli

Question 6

the most likely cause of sepsis from an intravascular device or in ICU patients is

Answer 6

the most likely cause of sepsis from an intravascular device or in ICU patients is Staph aureus

Question 7

Pseudomonas aeruginosa
-characteristics (gram +/- etc…)

Special Characteristics of infection

Answer 7

Pseudomonas aeruginosa-opportunistic infection, immunocompromised patient, neutropenic patient with a high mortality rate

• gram (-)
• oxidase +
• pigments: pyocyanin, pyoverdine pyorubin
• toxins

Special Characteristics of infection:
-ecthyma gangrenosum lesions produced by tissue destruction via exotoxin A. Exotoxin A interferes with normal cellular function by inactivating elongatin, phospholipase C, elastase, pyocyanin (generates ROS)