Gefitinib in Treating Patients With Progressive Metastatic Neuroendocrine Tumors
Conditions
- Gastrinoma
- Glucagonoma
- Insulinoma
- Metastatic Gastrointestinal Carcinoid Tumor
- Pancreatic Polypeptide Tumor
- Recurrent Gastrointestinal Carcinoid Tumor
- Recurrent Islet Cell Carcinoma
- Somatostatinoma
- WDHA Syndrome
Interventions
- DRUG: gefitinib
- OTHER: laboratory biomarker analysis
Sponsor
National Cancer Institute (NCI)