Most carcinoid tumors start in one of two areas: your lungs or your digestive system, also known as the GI tract. That includes places like your stomach, small intestine, colon, appendix, or rectum.

Carcinoid tumors are slow-growing neuroendocrine tumors found in the gastrointestinal tract and lungs. While some remain benign, others become malignant (cancerous).

Carcinoid tumors are rare and tend to develop slowly. They often don’t cause symptoms until they grow large. Learn about causes, diagnosis, treatment, and outlook.

Carcinoid tumors are a subset of tumors called neuroendocrine tumors (NETs) that usually begin in the digestive tract (stomach ... Among carcinoid tumors, gastrointestinal tumors make up 60% of ...

Learn more about gastrointestinal carcinoid tumors from the National Cancer Institute. Symptoms. Possible signs of appendix cancer: Appendicitis; Ascites (fluid in the abdomen) ... There is no ...

Carcinoid tumors are often diagnosed in your 50s and 60s. ... and other parts of the GI tract. Weakened Immune System. Your immune system is your body's defense against germs.

Carcinoid tumors are part of a heterogeneous group of gastrointestinal and pancreatic endocrine tumors ... Marks, C. & Hearn, D. Carcinoid tumors of the gastrointestinal tract. Ann. Surg. 180, 720 ...

Gastrointestinal (GI) NETs: These tumors develop in the GI tract, including in the rectum, small intestine, colon, and esophagus (food pipe). GI NETs are the most common type and account for 55% ...

Small cell lung cancer is a type of neuroendocrine tumor (NET). Learn more about the different NETs, including how risk factors, diagnosis, and treatment differ.

A 55-year-old woman with omental and pelvic spread of carcinoid tumor of the appendix and ... Second edition. Vol. 5. Tumors of the Gastrointestinal Tract, Pancreas, Biliary System, and ...