131I-MIBG imaging in evaluation of neuro-endocrine (APUD) tumors [Persian]

Document Type : Original Article


Research Institute for Nuclear Medicine, Tehran University of Medical Sciences, Tehran, Iran


In this study, l-131-MIBG imaging was performed in 44 patients with clinical suspicion of tumors originating from neuro-endocrine system. The patients were referred to our department following plasma and urinary measurement of epinephrine, norepinehrine and vanilmandelic acidfVMA). Radionuclide imaging was performel as a comparative or confirmatory measure in all patients who had previous abdominal sonography and CT scan: This study emphasizes that MIBG imaging is a non-invasive, sensitive, and specially specific method for evaluation of primary, metastatic, and recurrent neuro-endocrine (APUD) tumors.