CancersNeoplasmNeoplasm by SiteDigestive System NeoplasmDigestive System Neuroendocrine NeoplasmDigestive System Neuroendocrine TumorAppendix Neuroendocrine TumorAppendix Enterochromaffin Cell Serotonin-Producing Neuroendocrine TumorSubtypeAppendix Enterochromaffin Cell Serotonin-Producing Neuroendocrine TumorCI-CAN-00004492Explore in graph →Non-malignantNCItC96424 OverviewStatisticsSurvivalGenomicsVariants & evidenceDrugsTrialsResearchRankingsSources & provenance