Crossed cerebellar diaschisis: risk factors and prognostic value in focal cortical dysplasia by 18F-FDG PET/CT.

The number of lobes involved on PET, structural anomalies on MRI, the |AI| values in the posterior frontal and anterior temporal lobes may be predisposing factors for CCD. CCD occurrence may help predict the prognosis of FCD patients at 12 months postoperatively.