Why Should Psychosis Always be Thought of as Schizophrenia When there can be other causes
Tourettes or Schizophrenia - Corpolalia - Involuntary Profane Outbursts - Links below to a couple sites of information that show the involuntary nature of Corpolalia
https://en.wikipedia.org/wiki/Coprolalia
http://www.medicinenet.com/script/main/art.asp?articlekey=12349
Deep Seated Seizures that are not large enough to be diagnosed as Epilepsy but is enough to cause overexcitation and overstimulation of the brain circuitry rendering it to be Psychiatric as oppose to Neurological when it is indeed Neurological
Watch below video starting 10 min to see what sorts of activity bubble up to the scalp of the head strong enough to be caught on an EEG