Lead Sponsor

UMC Utrecht

Age

18 - No limit years

Sex

ALL

Healthy Volunteers

No

•Diagnosis of schizophrenia, schizophreniform disorder, schizoaffective disorder or psychosis not otherwise specified.
•Age 18+ years.
•Frequent auditory verbal hallucinations (cut-off at \>once an hour).
•Written informed consent.

•Metal objects in or around the head that cannot be removed (i.e. cochlear implant, surgical clips, piercing, cardiac pacemaker, medicinal pumps)
•History of seizures
•Increased intracranial pressure due to infarcts or trauma.
•History of eye trauma with a metal object or professional metal workers
•Patients who are coercively treated at a psychiatric ward (based on a judicial ruling)
•Patients who are represented by a legal ward or under legal custody
•In female patients, there should be no possibility for pregnancy as determined with a pregnancy test
•Changes in the prescribed medication in a period of 2 weeks prior to participation