Carcinoid TumorBronchial NeoplasmsACTH Syndrome, EctopicParaneoplastic Endocrine SyndromesCushing SyndromeCarcinoma, Adenoid CysticMalignant Carcinoid SyndromeAdrenocorticotropic HormoneCarcinoid Heart DiseaseIleal NeoplasmsAppendiceal NeoplasmsHydroxyindoleacetic AcidGastrointestinal NeoplasmsOctreotideIntestinal NeoplasmsChromogranin A