[Auditory hallucinations in a pregnant patient caused by autoimmune encephalitis]

In this case report we describe a pregnant woman with newly developed auditory hallucinations, initially seen by a psychiatrist of the psychiatric emergency service. The day after assessment , the patient developed epileptic seizures and was referred to the hospital. After additional blood and liquor tests and an MRI scan, an autoimmune encephalitis was diagnosed. She was treated with prednisolone and immunoglobulins. She made a full recovery and gave birth to a healthy son at term. In this article we describe the diagnostic considerations, the course and treatment, the importance of being alert to a somatic cause of psychiatric symptoms and of multidisciplinary collaboration.