Figure 2From: Stereotactic body radiation therapy (SBRT) for prostate cancer in men with large prostates (≥50 cm3)Median PSA changes. The median pre-treatment prostate-specific antigen (PSA) was 6.5 ng/ml, and, at 2 years, the median PSA decreased to 0.4 ng/ml (p <<0.0001).Back to article page