When cancer of unknown origin strikes, patient's family members face increased risk

Cancer usually begins in one location and then spreads, but in 3 percent to 5 percent of cancer patients, the tissue where a cancer begins is unknown. Family members of patients with cancers of unknown origin have a higher risk for getting those and other types of cancers, suggests a new study.

from Today's Healthcare News -- ScienceDaily http://ift.tt/1k56NGp