photoconvulsive

adjective
pho·​to·​con·​vul·​sive | \ˌfōt-ō-kən-ˈvəl-siv \

Medical Definition of photoconvulsive 

: of, relating to, being, or marked by an abnormal electroencephalographic response to a flickering light a photoconvulsive response during photic stimulation at frequencies above 8 Hz— K. M. Reese

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