Focal cortical dysplasia Focal cortical dysplasia type III 2018-09-16T11:15:25Z true true http://www.case.edu/EpSO.owl#FocalCorticalDysplasiaTypeIII peter FCD Type III describes FCD that occurs in combination with hippocampal sclerosis (FCD Type IIIa), with glioneuronal tumors (FCD Type IIIb), adjacent to vascular malformations (FCD Type IIIc) or in association with lesions acquired in early life, such as a previous ischemic injury (FCD Type IIId). https://www.ncbi.nlm.nih.gov/pubmed/31085954 A type of focal cortical dysplasia that is characterized by cortical lamination abnormalities associated with a principal lesion, usually adjacent to or affecting the same cortical area/lobe.