Table 1:

Characteristics and imaging findings of children with congenital hemiparesis

CaseGenderGA at Birth (wks)Age at MR Imaging (mos)Severity of HemiparesisHemiparetic sideConventional MR Imaging Results
1MaleTerm7.32MildRightNormal
2FemaleTerm10.84MildLeftNormal
3Male2720.46MildRightNormal
4FemaleTerm97.23MildRightFocal volume loss in left posterior frontal PVMW and caudate body with mild ex vacuo dilation of lateral ventricle consistent with venous infarct
5FemaleTerm125.6MildLeftFocal T2 hyperintensity right posterior frontal PVWM with mild ex vacuo dilation of lateral ventricle consistent with venous infarct
6Female3613.63ModerateRightSmall focal dilation of right frontal horn in region of caudate head
7MaleTerm14.58ModerateLeftVolume loss in right posterior frontal PVWM with evidence of prior hemorrhage and small right thalamus, consistent with venous infarct
8Female3717.25ModerateLeftRight parietotemporal encephalomalacia consistent with MCA angular branch infarct; small right thalamus; small right CP
9FemaleTerm24.55ModerateLeftRight frontoparietotemporal polymicrogyria; small right thalamus; small right CP
10Female3732.17ModerateLeftPunctate T2 hyperintensity in right parietal PVWM; thin posterior body & splenium of corpus callosum
11MaleTerm43.16ModerateRightLeft frontoparietal polymicrogyria; small left thalamus; small left CP
12MaleTerm91.55ModerateRightEncephalomalacia left paramedian frontal & parietal lobes with ex vacuo dilation of lateral ventricle consistent with ACA infarct; thin body & splenium of corpus callosum; small left CP
13MaleTerm209.27ModerateLeftRight frontoparietal polymicrogyria; small right CP
14MaleTerm6.49SevereLeftRight frontoparietotemporal cystic encephalomalacia with ex vacuo dilation of lateral ventricle consistent with MCA infarct; small right deep gray nuclei; small right CP
15Male3759.98SevereLeftRight frontoparietotemporal cystic encephalomalacia with ex vacuo dilation of lateral ventricle consistent with MCA infarct; small right deep gray nuclei; small right CP
  • Note:—GA indicates gestational age; PVWM, periventricular white matter; CP, cerebral peduncle; MCA, middle cerebral artery; ACA, anterior cerebral artery.