The article you requested is

Relapsing Paranoid Psychosis as the First Manifestation of Pheochromocytoma

J Clin Psychiatry 2005;66(7):949-950 [letter]

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Sir: Psychiatric manifestations of pheochromocytoma— a rare disease in which a tumor causes the adrenal medulla to overproduce epinephrine and norepinephrine hormones— are usually limited to anxiety states. We report a patient who presented with paranoid psychosis as the only manifestation of pheochromocytoma long before pheochromocytoma was diagnosed.

Case report. Mr. A, a 35-year-old man, developed psychotic symptoms of 2 months’ duration in March 1999.​