Abnormal cerebral morphology Abnormal cerebral white matter morphology This finding can be demonstrated by magnetic resonance imaging, especially with t2 signaling. The cerebral white matter is the region of the central nervous system that consists mostly of glial cells and myelinated axons that interconnect the various regions of the cerebrum and the lower brain centers. It is located in the subcortex. Abnormality of the cerebral white matter UMLS:C4020851 Cerebral white matter abnormalities HP:0200100 White matter alterations HP:0002500 Leukoaraiosis An abnormality of the cerebral white matter. Cortical white matter abnormalities seen on MRI White matter abnormalities UMLS:C0948163 Abnormality of subcortical white matter