3 ms·
Cancers are failure of immunosurveillance. Yes, some genetic factors increase risks, but even in those cases cancers tend to show up after the age 40, when you
by inter_netuser 5y ago
Cancers are failure of immunosurveillance.
Yes, some genetic factors increase risks, but even in those cases cancers tend to show up after the age 40, when your immune system begins to falter due to thymus involution. At that point - everyone has some cancerous cells in their body, and often even multiple tumors.
If you live long enough - you WILL gets some sort of a cancer.
From a good pool of autopsies: 1.1 per patient.
"There were 250 malignancies diagnosed in 225 patients, an average of 1.1 malignancies per patient. The average age of all patients autopsied was 48.3 years (range, 1-98 years)."
doi:10.1001/jama.280.14.1245