neuroendocrine tumor of the appendix, well differentiated, low or intermediate grade classic neuroendocrine tumor of appendix https://www.malacards.org/card/classic_neuroendocrine_tumor_of_appendix GARD:0021500 Orphanet:329977 UMLS:C5679854 classic appendix neuroendocrine tumor classic appendix neuroendocrine tumour Classic endocrine tumor of the appendix is a type of endocrine tumor of the appendix, seen twice as frequently in females than in males, and usually presenting before the fifth decade of life. Classic endocrine tumor of the appendix is usually asymptomatic when located in the tip of the appendix (without obstruction), but acute appendicitis is often associated. MONDO:0018016 classic appendiceal neuroendocrine tumor classic appendiceal neuroendocrine tumour MEDGEN:1843245