1.55 Case 30 Flashcards Preview

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Flashcards in 1.55 Case 30 Deck (8)
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1

Define stroke...

‘sudden onset of a focal or global neurological impairment of over 24 hours duration (or leading to death) of presumed vascular origin’

2

Define TIA...

‘acute loss of focal cerebral or monocular function lasting less than 24 hours thought to be due to inadequate cerebral or ocular blood supply as a result of arterial thrombosis or embolism associated with arterial, cardiac haematological disease’

3

What percentage of stroke are due to ischeamia?

85%

4

Explain TACS...

Total anterior circulation stroke
Main artery to one hemisphere
• Complete hemiparesis / numbness
• Loss of vision on one side
• Loss of awareness of one side
• Dysphasia if dominant side

5

Explain PACS...

Partial anterior circulation stroke
Branch of the main artery
• Face &/or arm &/or leg weak / numb
• One higher deficit:
• Inattention or dysphasia

6

Explain LACS...

LACunar Stroke
Small perforating artery
Movement and sensation pathways
• Weakness / numbness of:
• Face + Arm + Leg
• or Face + Arm or Arm + Leg
No effect on higher function

7

Explain POCS...

Any posterior artery
• Loss of balance / co-ordination
• Vertigo
• Double vision
• Dysarthria
Visual loss

8

Explain TIA...

• Temporary blockage which resolves spontaneously
• Usually