PMID-sentid Pub_year Sent_text comp_official_name comp_offsetprotein_name organism prot_offset 27014456-1 2016 In a patient with multiple endocrine neoplasia type 2A (MEN2A), an inverted physiological ratio between urinary normetanephrines and metanephrines is an early marker of recurrence in epinephrine-secreting pheochromocytoma, and 131I MIBG treatment appears to be a useful therapeutic option in order to avoid multiple invasive surgical procedures in pheochromocytomatosis. 3-Iodobenzylguanidine 227-236 ret proto-oncogene Homo sapiens 18-54 27014456-1 2016 In a patient with multiple endocrine neoplasia type 2A (MEN2A), an inverted physiological ratio between urinary normetanephrines and metanephrines is an early marker of recurrence in epinephrine-secreting pheochromocytoma, and 131I MIBG treatment appears to be a useful therapeutic option in order to avoid multiple invasive surgical procedures in pheochromocytomatosis. 3-Iodobenzylguanidine 227-236 ret proto-oncogene Homo sapiens 56-61