A magnet applied from outside the body then can direct the drug to the tumor site.

Identifying the primary tumor site is important because knowing its location and type often helps doctors plan the best treatment.

Sometimes tiny radioactive pellets are placed in or near the tumor site.

Patients are treated every day for one to nine weeks, depending on the tumor site.

Future studies should however, focus on treatment at the secondary tumor sites.

This accumulation cause large doses of the drug to be delivered directly to the tumor site.

Routine periodic examination of the original tumor site and neck.

Radiation therapy to the tumor site and, sometimes, if needed, to other parts of the body with cancer.

OS in patients with localized disease did not seem related to tumor site or size.

During partial breast radiation, only the tumor site gets treatment.