Cerebrovascular accident - Stroke

Question 1

What is a transeint ischaemic attack?

Answer 1

• Acute class of focal cerebral or acular function with symptoms lasting less thant 24 hrs - smyptoms resolve within few minutes or few hrs.

Question 2

What is a haemorrhagic stroke?

Answer 2

Primary haemorrhagic stroke occurs when blood vessels bleed into the deep cerebral tissue of the brain, intracerebral haemorrhage (ICH)
Subarachnoid haemorrhage (SAH) occurs when a blood vessel on the surface of the brain reupturs & bleeds into the subarachnoid space.

Question 3

What is a Areterial thrombolisis?

Answer 3

Occurs when a thrombus forms in one of the arteries that supply the brain with blood & oxygen. Caused by atherosclerosis plaques which ruputure within the vessel initiating clot formation.

Question 4

What is arterial embolism?

Answer 4

Thormbus or other devbris forms/accumulates at the site away from the brain. This part of it is dislodged & travel to the brain.

Question 5

What are the clinical features of a ischaemic stroke?

Answer 5

• Weakness or peresis
• Hemisensory defecit
• Facial droopiness
• Monocular / biocular blindness
• Blurred vison & / or visual deficits.#
• Dysarthia
• Vetigo
• Atoxia
• Aphasia

Question 6

What tests would you do for Ischaemic stroke?

Answer 6

• Assume NBM until SALT assessment
• Brain imaging
• Clotting
• ECG
• Fasting lipids
• Blood culture
• FBC
• U&E