[Multiple paragangliomas. The problem of its localization. Report of the first case studied with 131I meta-iodobenzylguanidine in our milieu and review of the literature].

We report the case of a young woman, with an 8 year history of paroxysmal episodes of dyspnea, palpitations, blurred vision, tremors, precordial oppression and hypertension; the diagnosis of a chromaffin tumor was established, with an increase in serum and urine catecholamines level. She had three surgical interventions and also the following studies: abdominal and pelvic ultrasound, computed tomography, cavography; selective arteriography, and infusion of the meta iodobenzyl-guanidine 131, which localizes tissues hypersecretors rich in catecholamines.