Carcinoid syndrome is a disease defined by a constellation of symptoms, physical manifestations, and abnormal laboratory findings. Carcinoid syndrome is most often seen in patients who have an underlying (primary) carcinoid tumor arising from the ileum that became advanced, migrated to the lymph nodes, and then spread to the liver where …
https://generalsurgery.ucsf.edu/conditions–procedures/carcinoid-syndrome.aspx

