Cerebellar rTMS for the Treatment of Schizophrenic Patients

Inclusion Criteria:

1. Age between 18-65 years
2. Diagnosis of schizophrenia according to DSM-IV criteria(by a board-certified psychiatrist)

Exclusion Criteria:

1. Prior neurosurgical procedures
2. Any history of seizure
3. Previous head injury

4. Contraindication to TMS:

   1. Implanted pacemaker
   2. Medication pump
   3. Vagal stimulator
   4. Deep brain stimulator
   5. Metallic hardware in the head or scalp: shrapnel, surgical clips, or fragments from welding
   6. Signs of increased intracranial pressure
5. TENS unit and ventriculo-peritoneal shunt
6. Pregnancy or lactating; note that a negative pregnancy test will be required if the patient is a female in reproductive years
7. Advanced liver, kidney, cardiac, or pulmonary disease as defined clinically or a terminal medical diagnosis consistent with survival < 1 year
8. A history of significant alcohol or drug abuse in the prior six months
9. No focal cortical insult can be present, including tumor or vascular malformation
10. Patients may not be actively enrolled in a separate intervention study

11. Patients unable to undergo a brain MR:

    a. claustrophobia refractory to anxiolytics ferromagnetic metal in the body such as a prosthetic heart valve, a pacemaker, or a brain aneurysm clip).

12. Change in antipsychotic medication during the last 4 weeks
13. Any emergency psychiatry department visit during the last 4 weeks
14. Been an inpatient in a psychiatry clinic within the last month
15. Any other axis I diagnosis