Head Trauma/Epilepsy/Organic Brain Disorders and Mental
Postconcussion Syndrome (UptoDate)
Postconcussion Syndrome (Mayo Clinic)
Depression and Epilepsy (Epilepsy Foundation)
Mood Disorders and Epilepsy (Epilepsy Foundation)
Mood by Steven Karceski, MD - Patient Page
Medical diseases can cause organic brain syndrome, with symptoms
like those of psychotic disorders.
Brain Syndrome (MedlinePlus Encyclopedia)
Disease (MedlinePlus Encyclopedia)
Juvenile (Early Onset) Huntington's Disease is an example of an
organic brain disorder that can cause hallucinations, paranoia,
psychosis and other severe symptoms of mental illness.