TABLE 2:

Lesion type and MR diagnosis

Histopathologic FindingsMR Findings
Hippocampal sclerosis101 hippocampal sclerosis, 3 atrophy, no sclerosis
Ectopic white matter neurons2 poor gray-white matter demarcation, 1 FCD without BC, 2 NAD
FCD with balloon cells (FCDBC)14 FCDBC, 2 cortical/glial scar, 1 equivocal findings
FCD without balloon cells3 FCD without BC, 2 ganglioglioma
Polymicrogyria1 Polymicrogyria
Ganglioglioma16 ganglioglioma, 4 FCD without BC, 1 DNT
DNT8 DNT, 1 ganglioglioma, 1 FCD without BC
PXA1 PXA, 3 ganglioglioma
Glioma II, III5 glioma, 2 ganglioglioma, 1 limbic encephalitis
Cavernoma15 cavernoma
Enzephalitis (Rasmussen, limbic)5 encephalitis, 1 NAD
Hemimegalencephaly2 hemimegalencephaly
Meningeoangiomatosis1 ganglioglioma
Ulegyria, cortical, or glial scar7 cortical/glial scar, 1 ganglioglioma, 1 DNT
Tuber cinereum hamartoma2 tuber cinereum hamartoma
Reactive gliosis6 NAD
Normal1 NAD

  • Note.—NAD indicates nothing abnormal detected.