Extended family members of men with severe subfertility or infertility may have an increased risk for several different cancer types, study results published in Human Reproduction showed.
The magnitude of that risk and which cancers individuals have a higher probability of developing vary, according to researchers. They identified multiple familial clusters in their study cohort that could be influenced by factors such as genetics and environment.
“We found 13 different multicancer patterns in the azoospermic [no sperm] families and 12 different multicancer patterns in oligozoospermic