Hypercortisolemia and hypercatecholaminemia in ectopic adrenocorticotropic hormone (ACTH)-secreting pheochromocytoma represent life-threatening conditions, particularly when diagnosis is delayed. In this case, a 66-year-old male patient with poorly controlled diabetes presented with severe constipation in the absence of the classic Cushingoid phenotype. Computed tomography revealed bilateral adrenal masses, and