Rare tumor causes cyclic Cushing’s syndrome in woman, 71
A 71-year-old woman developed cyclic Cushing’s syndrome, where periods of hypercortisolism alternate with periods of normal or low cortisol levels, as the result of a pheochromocytoma, a rare type of tumor that forms in the adrenal glands atop the kidneys. Cushing’s syndrome is due to high cortisol levels, or…