Testing Lutetium Lu 177 Dotatate in Patients With Somatostatin Receptor Positive Advanced Bronchial Neuroendocrine Tumors

Inclusion Criteria: * PRE-REGISTRATION: Pathologic Documentation: Well- or moderately-differentiated neuroendocrine tumor(s) of bronchial origin (i.e. carcinoid) as assessed by local pathology * The pathology report must state ONE of the following: * Well- or moderately-differentiated neuroendocrine tumor, * Low- or intermediate-grade neuroendocrine tumor, or * Carcinoid tumor (including typical or atypical carcinoid tumors) * PRE-REGISTRATION: Documentation of histology from a primary or metastatic site is allowed * PRE-REGISTRATION: Functional (evidence of peptide hormones and/or bioactive substances associated with a clinical hormone syndrome such as carcinoid syndrome or Cushing's syndrome) or nonfunctional tumors are allowed * PRE-REGISTRATION: Patients with poorly-differentiated or high-grade neuroendocrine carcinoma (i.e. large cell neuroendocrine carcinoma of lung, small cell lung cancer) or mixed tumors (i.e. adenocarcinoid tumor) are not eligible * PRE-REGISTRATION: Recurrent or locally-advanced/unresectable or metastatic disease * PRE-REGISTRATION: Neuroendocrine tumor of bronchial (i.e. lung) primary site * PRE-REGISTRATION: Lesions must have shown radiological evidence of disease progression in the 12 months prior to pre-registration * Tumor must have shown somatostatin receptor (SSTR) positivity on 68Ga-DOTATATE PET or other SSTR-PET scan in the 12 months prior to pre-registration; however, documentation of SSTR positivity in the 6 months pri…