[Echotomographic and angiographic finding in pheochromocytoma of the organs of Zuckerkandl (author's transl)].

The Authors, as they present two rare cases of pheochromocytoma of Zuckerkandl's organ, prove how patient's history physical examination and laboratory findings can at the most address towards a presumptive diagnosis of pheochromocytoma; they also prove that for a sure diagnosis is necessary first echotomography and after arteriography.