AKT answer relating to transient ischaemic attack

A transient ischaemic attack is a sudden onset of symptoms and signs consistent with cerebral dysfunction that is thought to have a vascular cause. The ABCD² score is used to determine how promptly the person should be seen in secondary care. The ABCD² score is listed below.

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Symbol	Clinical feature	Criterion	Score
A	Age	More than 60 years	1
B	Blood pressure	Above or equal to 140/90	1
C	Clinical features of TIA	Unilateral weakness	2
		Speech disturbance without weakness	1
D1	Duration of symptoms	More than or equal to 60 minutes	2
		10–59 minutes	1
		Less than 10 minutes	0
D2	Diabetes	Diagnosed with diabetes	1