An increase of more than 0.75 ng/mL has also been considered as a cutoff to begin a more thorough workup. However, the PSA ...

Men with a PSA level above the median for their age group are at higher risk for prostate cancer. The concept of what is "normal" enters into nearly every aspect of clinical decision making. For ...

The concept of normal becomes a bit less unwieldy when considered in context. In point of fact, to define “‘normal’ requires a context,” says Robert G. Uzzo, MD, FACS, chairman of the Department of ...