---
title: "PSA Total with Reflex to PSA Free Test: What It Measures"
description: "It measures PSA in your blood and, if elevated, adds free PSA to refine risk; order through Vitals Vault and test at Quest locations nationwide."
canonical: "https://www.vitalsvault.com/biomarkers/psa-total-with-reflex-to-psa-free"
last-updated: 2026-08-22
---

# PSA Total with Reflex to PSA Free Test: What It Measures

> It measures PSA in your blood and, if elevated, adds free PSA to refine risk; order through Vitals Vault and test at Quest locations nationwide.

---

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