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Flashcards in Brain herniation Deck (14):
1

When does brain herniation happen

when ICP > 15mmHg

2

what is displaced in a supratentorial herniation

cerebrum

3

what is displaces in an infratentorial herniation

cerebellum

4

describe uncal herniation

uncus of temporal lobe displaces and compresses brainstem

5

Which cranial nerve is compressed in uncal herniation

CN 3

6

describe central herniation

diencephalon slips down

7

What sign is seen in central herniation

sunset sign in eyes ie paralysis of upward gaze

8

describe cingulate herniation

cingulate gyrus slips under falx cerebri

9

What complication can arise from cingulate herniation

ACA compression leading to ischaemic stroke

10

describe transcalvarial herniation

herniation through the skull

11

describe tonsillar herniation

cerebellar tonsils slip through the foramen magnum and compresses the brainstem

12

What is the Cushing's triad in response to

raised ICP

13

What are the 3 features of Cushing's triad

hypertension
irregular breathing
bradycardia

14

What is absolutely contraindicated in raised ICP

lumbar puncture