Brain Abcess

Question 1

what is a brain abcess

Answer 1

collection of pus/white cells due to infection

Question 2

who do brain abcesses affect

Answer 2

30-40y male
immunocompromised
T2DM

Question 3

mc causative organism of brain abcess

Answer 3

staph intermedius

Question 4

other causative organisms of brain abcesses

Answer 4

• staph aureus
• s pneumo
• HIV
• TB
• polio

Question 5

risk factors for brain abcess

Answer 5

• septic emboli
• trauma
• mastoiditis
• CHD in children

Question 6

sx of brain abcess

Answer 6

1. fever
2. headache (+red flags)
3. focal neurology (+/- raised ICP)

Question 7

dx of brain abcess

Answer 7

• contrast enhanced CT head
• lumbar puncture

Question 8

what does CT show in brain abcess

Answer 8

ring enhancing lesion

Question 9

when is lumbar puncuture CI

Answer 9

if increased ICP sx

Question 10

tx of brain abcess

Answer 10

lower ICP
empirical IV fluxocallin