An Ectopic Cushing’s Syndrome with Severe Psychiatric Presentation

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We report a case of severe EAS in a young Tunisian man resulting from a well differentiated Neuroendocrine Tumor (NET) of the lung. Besides catabolic signs and profound hypokalemia orienting towards Cushing’s Syndrome (CS), psychiatric symptoms were particularly severe, dominant and atypical including persecutory delusions, depression and anxiety.