main menu   -   articles   -   prostate   -   stories   -   sexuality   -   resources   -   glossary   -   search     From Phoenix5's Prostate Cancer Glossary free PSA Synonyms: PSA II Abbreviations: fPSA Definition: PSA exists in two forms in the blood, either bound to protein or unbound (free PSA). Some find it meaningful to measure these different forms for better risk predictions. For more information, see the PSA section here at Phoenix5. make another selection #s   A  B  C  D  E  F  G  H  I  J  K  L  M  N  O  P  Q  R  S  T  U  V  WXYZ main menu   -   articles   -   prostate   -   stories   -   sexuality   -   resources   -   glossary   -   search The Glossary Booklet   -   The Personal Edition Definitions are provided for education only and are not medical advice. Created exclusively for Phoenix5. © 2002 Phoenix5.