Women may be at slightly higher risk of developing carcinoid tumors.

Researchers are still learning about carcinoid tumors and what causes them.

Early 60s: The average age of people diagnosed with carcinoid tumors.

Researchers are also looking at other drugs to help slow or stop the growth of carcinoid tumors.

When carcinoid tumors are at a more advanced stage, surgery may not be possible.

The symptoms can be so severe that they, not the carcinoid tumors themselves, are the cause of death.

Carcinoid tumors often take years to develop, so the disease is called "cancer in slow motion."

It was not a polyp, but a rare carcinoid tumor.

There are different types of treatment for patients with gastrointestinal carcinoid tumors.

When found early, carcinoid tumors can often be successfully treated or cured.

Smokers may be more likely to have certain types of lung carcinoid tumors.

Health history can affect the risk of developing gastrointestinal carcinoid tumors.

A gastrointestinal carcinoid tumor often has no signs in its early stages.

Carcinoid tumors are usually slow to grow and spread.

Those with a disease called neurofibromatosis type 1 are also at higher risk for developing carcinoid tumors.

The syndrome can also occur with a carcinoid tumor of the ovary.

Over two-thirds of carcinoid tumors are found in the gastrointestinal tract.

There is no accepted staging system for carcinoid tumors.

Carcinoid tumors release hormones and other chemicals into the bloodstream.

The safety and effectiveness of everolimus in carcinoid tumors have not been established.

Having a carcinoid tumor increases a person's chance of getting other cancers in the digestive system, either at the same time or later.

The blood sample is checked to see if it contains a hormone produced by carcinoid tumors.

Surgery is the main treatment for carcinoid tumors.

Like most other types of cancer, carcinoid tumors are most easily treated when found early.

Carcinoid tumors also sometimes develop in the lung.