3 - ENT - Otology - Intracranial complications of temporal bone infection Flashcards Preview

CP2 > 3 - ENT - Otology - Intracranial complications of temporal bone infection > Flashcards

Flashcards in 3 - ENT - Otology - Intracranial complications of temporal bone infection Deck (8):
1

what 5 complications can occur with temporal bone infection

brain abscess
extradural abscess
sigmoid sinus thrombophlebitis
subdural abscess
meningitis

2

Brain abscess - what is it? how many in kids have ENT cause?

accumulation of pus surrounded by encephalitis

1/3rd in kids have an ENT cause

3

Brain abscess - commonly where? enter via?

commonly ipsilateral temporal lobe or cerebellum

enters via venous route - causing thrombophlebitis

4

Extradural abscess -what is it? Sx? may cause?

infection of extradural space - pus, granulation tissue, effusion
commonly aSx
may cause sigmoid thrombophlebitis/thrombosis

5

Sigmoid sinus thrombophlebitis - what is it? further consequence?

inflamm - leading to thrombus formation
may propagate - to reach IJV -> painful swelling in neck

6

Sigmoid sinus thrombophlebitis - ass w/presenting signs?

malaise, headache, fever, rigors, increased ICP

7

Subdural abscess - what is ti? ENT association?

circumscribed collection of pus in subdural space

less commonly ass w ENT disease

8

Meningitis - what can cause this? in who?

most commonly realted to ENT in children - acute OM / cholesteatoma

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