Appendix Carcinoid Tumor, also known as appendix carcinoid endocrine tumour, is related to carcinoid tumors, intestinal and adenocarcinoma. An important gene associated with Appendix Carcinoid Tumor is CHGA (Chromogranin A), and among its related pathways/superpathways are Homologous DNA Pairing and Strand Exchange and DNA repair pathways, full network. Affiliated tissues include appendix, and related phenotype is neoplasm.