Adrenal scintigraphy with 131I-19-iodocholesterol in the diagnosis of Cushing's syndrome associated with adrenal tumor

Seven patients with Cushing's syndrome secondary to adrenocortical tumors were studied using 131I-19-iodocholesterol. The diagnosis of all cases were verified histologically. In three cases with adenoma the uptake of the tracer was in the tumor only, while the two patients with adrenocortical carcinoma failed to show adrenal accumulation of the labelled… (More)