Brainstorm

A brainstorm was the description of an effect that caused the brain to deteriorate due to an electric current or powerful signal.

The Tenth Doctor warned Rose on parallel Earth that removing the earpods from the people would cause a brainstorm. (TV: The Age of Steel)

Danny Bartock used a broadcast flare to cause a brainstorm in the Ood's shared minds, allowing him to incapacitate the fifty Ood on Sanctuary Base 6 and temporarily prevent the Beast from controlling them. (TV: The Satan Pit)