Infection: Streptococcus Pneumoniae Flashcards
1
Q
What is the classification of strep pneumoniae?
A
Gram positive diplococci (although can be found singly or in short chains)
2
Q
What infections does strep pneumoniae cause?
A
Pneumonia
Meningitis (main cause in children and elderly)
Sepsis (mainly in HIV +ve)
Otitis media
3
Q
Where on the body is strep pneumoniae normally found?
A
Commensal of the nasopharynx - found in sinuses, nasal cavity and resp tract
4
Q
What is the mode of transmission of strep pneumoniae?
A
Sneezing, coughing and direct contact
5
Q
What are the virulence factors of strep pneumoniae?
A
The bacterium have a polysaccharide capsule for protection against phagocytosis
6
Q
What is the treatment for strep pneumoniae infection?
A
Amoxicillin or erythromycin
there is also a pneumococcal infection
