NANETS Consensus Guidelines for the Diagnosis of Neuroendocrine Tumor

Neuroendocrine tumors (NETs) are rare, slow-growing neoplasms characterized by their ability to store and secrete different peptides and neuroamines.1 Some of these substances cause specific clinical syndromes,2 whereas other may have elevated plasma or urine levels that are not associated with specific syndromes or symptom complexes Unfortunately, there is no "ideal neuroendocrine tumor marker,"3 but according to the presentation, the...