Endogenous ACTH producing lung tumor. A rare case report

Mr. B , 25 year old of age,was referred for management of his complaints, which were suggestive of hypercortisolism. He had features of central obesity, wrinkled skin with recurrent skin infections,he also reported of generalized weakness and had uncontrolled hypertension.the dexamethasone suppression test on him was indicative of an endogenous ACTH producing source (tumor) . Blood labs were revealed elevated levels of cortisol and acth.His MRI brain was normal with no pituitary abnormalities. His whole body FDG-PET scan was suggestive of a nodule in the left upper lobe with aorticopulmonary nodes.he underwent left upper lobectomy,he recovered well symptomatically, blood pressures returned to normalcy and so as his acth and cortisol levels.his immunohistochemistry was suggestive of carcinoid tumour and nodes were negative for malignancy.He remains healthy till date..