There is a high incidence of second primary cancers developing.

Two or more primary cancers in a single individual.

In addition, two or more primary cancers may occur in a single individual.

An increased risk of developing a second primary cancer.

However, cancer survivors have an increased risk of developing a second primary cancer, and the odds are about two in nine.

Factors that lower survival: Much of prognosis can be determined from the damage due to primary cancer.

Hart died, aged 69, from primary peritoneal cancer on 2 June 2011.

The primary cancer (the cancer that first formed) can spread to other parts of the body.

The primary cancer is very small and grows slowly.

Tests and procedures used to find the primary cancer depend on where the cancer has spread.