Most medical tests, while very useful for diagnosis, are useless or dangerous if used as screening tests.
Colorectal cancer screening is one of the few shown conclusively to save lives. Even the benefit of breast cancer screening is somewhere between marginal and nonexistent.
Most medical tests, while very useful for diagnosis, are useless or dangerous if used as screening tests.
Colorectal cancer screening is one of the few shown conclusively to save lives. Even the benefit of breast cancer screening is somewhere between marginal and nonexistent.