PSA Decline Greater than or Equal to 25 Percent

**Semantic type:** Laboratory or Test Result

**Definition:** A finding indicating that the blood concentration of prostate specific antigen in a subject's sample has decreased by at least 25 percent from the concentration recorded for a previous sample from that subject.

**Synonyms:** - PSA Decline 25 Percent or Greater - PSA Decline 25 Percent or More - PSA Decline Greater than or Equal to Twenty Five Percent - PSA Decline Greater than or Equal to Twenty-Five Percent - PSA Decline Twenty Five Percent or Greater - PSA Decline Twenty Five Percent or More - PSA Decline Twenty-Five Percent or Greater - PSA Decline Twenty-Five Percent or More - PSA Decreased Greater than or Equal to 25 Percent - PSA Decreased Greater than or Equal to Twenty Five Percent - PSA Decreased Greater than or Equal to Twenty-Five Percent