Article Figures & Data
Figures
- Fig 1.
Modified ASPECTS system with 11 ROIs centered in the cortex at 2 contiguous levels on ASL imaging.
- Fig 2.
Time course of the brain perfusion changes in migraine with aura from symptom onset.
- Fig 3.
Patient 1. ASL demonstrates left hemispheric hypoperfusion (A). Note hypo-oxygenated cortical veins on SWI along the left cerebral hemisphere (B). MRA demonstrates thinning of the distal branches of the left MCA and posterior cerebral artery (C).
Tables
Clinical and MRI findings in a cohort of patients presenting with atypical migraine
Patient No. Age (yr) Sex Symptoms Time of MRI from Symptom Onset (min) SWI MRA ASL rCBF (mL/100 mg/min) 1 10 F R paresis 180 ↓ ↓a −73 2 13 F R paresis/anesthesia 660 Normal ↑ 87 3 13 M L paresis/anesthesia 285 ↓ ↓a −15.8 4 12 F L anesthesia 240 ↓ ↓ −29.3 5 14 M R paresis 510 ↓ ↓ −9.0 6 15 F R paresis/anesthesia 300 ↓ ↓b −31.7 7 13 M R paresis 330 Normal ↓ 20.2 8 9 M L anesthesia 465 ↓ ↓ −50.1 9 9 M L paresis 285 ↓ ↓a −47.1 10 15 F R paresis/anesthesia 240 Normal Normal −0.4 11 16 M R paresis/anesthesia 450 Normal Normal 19.2 12 12 F R paresis/anesthesia 250 NA NA −22.8 Note:—L indicates left; R, right; SWI ↓, hypointensity; MRA ↓, decreased arterial caliber in the MCA territory; MRA ↑, increased arterial caliber in the MCA territory.
↵a Additional decrease in caliber of the posterior cerebral artery.
↵b Additional decrease in caliber of the posterior and anterior cerebral arteries.
