Frontal meningioma presenting with organic mood disorder in a patient with delusional disorder : a case report

الملخص EN

This is a report on a diagnosed case of persecutory delusional disorder of eleven years duration.

The patient presented with organic mood disorder (depressive type) due to frontal lobe meningioma.

Issues relating to misdiagnosis of such cases are discussed, such as overlooking of new complains of chronic psychiatric patients by psychiatrists, explaining new developments in such psychiatric patients as part of the condition and absence of neurological signs and symptoms, such as headaches and vomiting.