The benefit of prostate cancer screening is controversial
A good screening test is relatively inexpensive and noninvasive. In addition, effective treatment should be available if the disease being screened for is confirmed. Lastly, detecting the disease before a patient becomes symptomatic must be more beneficial than detection after the patient experiences signs or symptoms.
The latter point is often debated in prostate cancer screening, which is done by obtaining a serum prostate specific antigen (PSA) and performing a …