Answer: b, seizures
Confusion, episodic violence, and catatonia are clinical symptoms that should raise suspicion for seizures.
Discussion
If a seizure or epilepsy is suspected, the diagnosis needs to be pursued appropriately. Other specific conditions of psychosis from a general medical condition include:
• Endocrine diseases
• Metabolic diseases
• Autoimmune diseases
• Infections
• Narcolepsy
• Seizures
• Space-occupying lesions
• Strokes
• Head injury
• Demyelinating diseases
• Basal ganglia disorders
• Nutritional deficiencies
For more on this topic, see "Differential Diagnosis of Psychotic Symptoms: Medical 'Mimics,'" by Oliver Freudenreich, MD, from which this quiz was adapted.
