Table 1 Features of limb-shaking TIA compared to seizure

Symptoms

Rhythmic jerking

Transient paraesthesia

Face sparing

Altered consciousness

Motor (automatisms, tonic, clonic, myoclonic, spasms, hyperkinesis)

Nonmotor (autonomic, cognitive, emotional, sensory)

Duration

 < 5 min

 < 30 min

Precipitants

Exercise

Changing position

Hypovolaemia

Antihypertensives

Hyperventilation

Intercurrent infection/sepsis

Altered alcohol intake

Antiepileptic noncompliance