Miren Edelstein, David Brang, Romke Rouw and Vilayanur S. Ramachandran
“To date, no research has examined the neurological origin of misophonia, and preliminary investigations suggest it is not due to any primary neurological or psychological disorder or trauma (Schröder et al., 2013).
Nevertheless, misophonia displays similarities to a genetic condition known as synesthesia. In synesthesia, as in misophonia, particular sensory stimuli evoke particular and consistent, additional sensations and associations.
Well-known forms of synesthesia include letters evoking a particular color, or sounds/music evoking colors”