Right Hemispheric Reversible Cerebral Vasoconstriction Syndrome in a Patient with Left Hemispheric Partial Seizures

: We report a right-handed 19-year-old girl who developed reversible cerebral vasoconstriction syndrome (RCVS) lateralized to the right hemisphere with simultaneous new-onset left hemispheric seizures. RCVS, typically more diffuse, was lateralized to one of the cerebral hemispheres.