{"id":"phi","name":"Prostate Health Index (PHI)","shortName":"phi","aliases":["PHI","Prostate Health Index","Beckman PHI","PHI Score","phi","Prostate Health Index (phi)","phi Score","Prostate Health Index, Serum","p2PSA with Prostate Health Index","Access PHI"],"abbreviations":["PHI","phi"],"loinc":[{"code":"97150-7","primary":true}],"specimen":"calculated","units":[{"ucum":"{index}","display":"phi score"}],"referenceRanges":[],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"A calculated score that combines total PSA, free PSA and p2PSA to estimate how likely a biopsy is to find prostate cancer when total PSA is mildly raised.","url":"https://bloodtesttracker.com/markers/phi","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}