Table 1

Laboratory findings in patients with limb shaking transient ischaemic attackss

Patient NoLimb shakingCO2 reactivity (%)1-150CollateralExtracranial ICACT/MRI of the brainElectroencephalogram
1R2.53−0.33100NormalOcclusionNormalIntermittent theta, L fronto-temporal
2R0.00−0.87111Occlusion90% StenosisInfarct borderzone LACA-MCAPersistent delta, L hemisphere
3R, L−0.79−0.48002Occlusion1-151 Occlusion1-151 NormalPersistent delta, bitemporal
4L0.182.4110195% Stenosis50% StenosisInfarct R frontalIntermittent delta, R temporal
5L−0.471.81101OcclusionNormalInfarcts R frontal, L thalamus, borderzone RACA-MCAPersistent theta-delta, R hemisphere
  • ACA=anterior cerebral artery; ACoA=anterior communicating artery; CO2=carbon dioxide; ICA=internal carotid artery; L=left; MCA=middle cerebral artery; OphA=opthalmic artery; PCoA=posterior communicating artery; R=right; TIA=transient ischaemic attack.

  • 1-150 ((VMCA hypercapnia: VMCA normocapnia × 100) − 100)/ (pCO2 hypercapnia− pCO2normocapnia); abnormal < 1.9.

  • 1-151 Both external and common carotid arteries were also occluded.