{"product_id":"prostate-specific-antigen-free-serum","title":"Prostate Specific Antigen, Free, Serum","description":"\u003ch2 data-section-id=\"jqo5ep\" data-start=\"61\" data-end=\"121\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"64\" data-end=\"121\"\u003eProstate Specific Antigen (PSA), Free, Serum – P0018a\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h2\u003e\n\u003ch3 data-section-id=\"1wcyos3\" data-start=\"123\" data-end=\"144\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"127\" data-end=\"144\"\u003eTest Overview\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cp data-start=\"145\" data-end=\"336\"\u003eThe \u003cstrong data-start=\"149\" data-end=\"166\"\u003eFree PSA test\u003c\/strong\u003e measures the level of \u003cstrong data-start=\"189\" data-end=\"233\"\u003eunbound (free) prostate-specific antigen\u003c\/strong\u003e circulating in the blood. PSA is a protein produced by the prostate gland, and it exists in two forms:\u003c\/p\u003e\n\u003cul data-start=\"337\" data-end=\"405\"\u003e\n\u003cli data-section-id=\"4igsow\" data-start=\"337\" data-end=\"375\"\u003e\n\u003cstrong data-start=\"339\" data-end=\"352\"\u003eBound PSA\u003c\/strong\u003e (attached to proteins)\u003c\/li\u003e\n\u003cli data-section-id=\"vcwq9s\" data-start=\"376\" data-end=\"405\"\u003e\n\u003cstrong data-start=\"378\" data-end=\"390\"\u003eFree PSA\u003c\/strong\u003e (not attached)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"407\" data-end=\"510\"\u003eThis test is often used alongside \u003cstrong data-start=\"441\" data-end=\"454\"\u003eTotal PSA\u003c\/strong\u003e to improve diagnostic accuracy for prostate conditions.\u003c\/p\u003e\n\u003chr data-start=\"512\" data-end=\"515\"\u003e\n\u003ch3 data-section-id=\"1lzn26i\" data-start=\"517\" data-end=\"546\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"521\" data-end=\"546\"\u003eWhy This Test is Done\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"547\" data-end=\"800\"\u003e\n\u003cli data-section-id=\"1nrpnwm\" data-start=\"547\" data-end=\"627\"\u003eHelps \u003cstrong data-start=\"555\" data-end=\"627\"\u003edifferentiate between benign prostate conditions and prostate cancer\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"jgwbr6\" data-start=\"628\" data-end=\"688\"\u003eEvaluates \u003cstrong data-start=\"640\" data-end=\"688\"\u003eborderline or moderately elevated PSA levels\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"18ufkfm\" data-start=\"689\" data-end=\"735\"\u003eAssists in \u003cstrong data-start=\"702\" data-end=\"735\"\u003ereducing unnecessary biopsies\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"i0cegb\" data-start=\"736\" data-end=\"800\"\u003eMonitors prostate health in men, especially \u003cstrong data-start=\"782\" data-end=\"800\"\u003eabove 50 years\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"802\" data-end=\"805\"\u003e\n\u003ch3 data-section-id=\"1uyzwie\" data-start=\"807\" data-end=\"836\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"811\" data-end=\"836\"\u003eClinical Significance\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"837\" data-end=\"1020\"\u003e\n\u003cli data-section-id=\"t17u8r\" data-start=\"837\" data-end=\"896\"\u003e\n\u003cstrong data-start=\"839\" data-end=\"859\"\u003eLower Free PSA %\u003c\/strong\u003e → Higher risk of \u003cstrong data-start=\"877\" data-end=\"896\"\u003eprostate cancer\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"94zuhk\" data-start=\"897\" data-end=\"1020\"\u003e\n\u003cstrong data-start=\"899\" data-end=\"920\"\u003eHigher Free PSA %\u003c\/strong\u003e → More likely \u003cstrong data-start=\"935\" data-end=\"956\"\u003ebenign conditions\u003c\/strong\u003e such as:\n\u003cul data-start=\"968\" data-end=\"1020\"\u003e\n\u003cli data-section-id=\"1bfa1q7\" data-start=\"968\" data-end=\"1004\"\u003eBenign Prostatic Hyperplasia (BPH)\u003c\/li\u003e\n\u003cli data-section-id=\"1cgnb00\" data-start=\"1007\" data-end=\"1020\"\u003eProstatitis\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1022\" data-end=\"1046\"\u003eDoctors often calculate:\u003c\/p\u003e\n\u003cblockquote data-start=\"1047\" data-end=\"1083\"\u003e\n\u003cp data-start=\"1049\" data-end=\"1083\"\u003e\u003cstrong data-start=\"1049\" data-end=\"1083\"\u003eFree PSA \/ Total PSA ratio (%)\u003c\/strong\u003e\u003c\/p\u003e\n\u003c\/blockquote\u003e\n\u003chr data-start=\"1085\" data-end=\"1088\"\u003e\n\u003ch3 data-section-id=\"17jaytw\" data-start=\"1090\" data-end=\"1123\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1094\" data-end=\"1123\"\u003eWho Should Take This Test\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1124\" data-end=\"1364\"\u003e\n\u003cli data-section-id=\"13q1ht3\" data-start=\"1124\" data-end=\"1177\"\u003eMen with \u003cstrong data-start=\"1135\" data-end=\"1177\"\u003eelevated Total PSA levels (4–10 ng\/mL)\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"pk04cv\" data-start=\"1178\" data-end=\"1234\"\u003eIndividuals with \u003cstrong data-start=\"1197\" data-end=\"1234\"\u003efamily history of prostate cancer\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"puzovq\" data-start=\"1235\" data-end=\"1364\"\u003eMen experiencing symptoms like:\n\u003cul data-start=\"1271\" data-end=\"1364\"\u003e\n\u003cli data-section-id=\"ej1axa\" data-start=\"1271\" data-end=\"1295\"\u003eDifficulty urinating\u003c\/li\u003e\n\u003cli data-section-id=\"1psom06\" data-start=\"1298\" data-end=\"1342\"\u003eFrequent urination (especially at night)\u003c\/li\u003e\n\u003cli data-section-id=\"kfjgfb\" data-start=\"1345\" data-end=\"1364\"\u003eWeak urine flow\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1366\" data-end=\"1369\"\u003e\n\u003ch3 data-section-id=\"1xk2whk\" data-start=\"1371\" data-end=\"1390\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1375\" data-end=\"1390\"\u003eSample Type\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1391\" data-end=\"1410\"\u003e\n\u003cli data-section-id=\"1tb7pvj\" data-start=\"1391\" data-end=\"1410\"\u003e\u003cstrong data-start=\"1393\" data-end=\"1410\"\u003eBlood (Serum)\u003c\/strong\u003e\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1412\" data-end=\"1415\"\u003e\n\u003ch3 data-section-id=\"gm1myn\" data-start=\"1417\" data-end=\"1436\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1421\" data-end=\"1436\"\u003ePreparation\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1437\" data-end=\"1609\"\u003e\n\u003cli data-section-id=\"1xisn7y\" data-start=\"1437\" data-end=\"1466\"\u003e\n\u003cstrong data-start=\"1439\" data-end=\"1451\"\u003eFasting:\u003c\/strong\u003e Not required\u003c\/li\u003e\n\u003cli data-section-id=\"on7n04\" data-start=\"1467\" data-end=\"1609\"\u003eAvoid:\n\u003cul data-start=\"1478\" data-end=\"1609\"\u003e\n\u003cli data-section-id=\"kexj9\" data-start=\"1478\" data-end=\"1517\"\u003eEjaculation (24–48 hours before test)\u003c\/li\u003e\n\u003cli data-section-id=\"174fuzb\" data-start=\"1520\" data-end=\"1560\"\u003eVigorous exercise (especially cycling)\u003c\/li\u003e\n\u003cli data-section-id=\"zox5fy\" data-start=\"1563\" data-end=\"1609\"\u003eRecent prostate examination (consult doctor)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"1611\" data-end=\"1614\"\u003e\n\u003ch3 data-section-id=\"1hz2ub7\" data-start=\"1616\" data-end=\"1656\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1620\" data-end=\"1656\"\u003eNormal Reference (General Guide)\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1657\" data-end=\"1835\"\u003e\n\u003cli data-section-id=\"gr7px9\" data-start=\"1657\" data-end=\"1708\"\u003eFree PSA is interpreted \u003cstrong data-start=\"1683\" data-end=\"1708\"\u003erelative to Total PSA\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"kfko6t\" data-start=\"1709\" data-end=\"1835\"\u003eTypical ratio interpretation:\n\u003cul data-start=\"1743\" data-end=\"1835\"\u003e\n\u003cli data-section-id=\"l58sw9\" data-start=\"1743\" data-end=\"1773\"\u003e\n\u003cstrong data-start=\"1745\" data-end=\"1753\"\u003e\u0026gt;25%\u003c\/strong\u003e → Low cancer risk\u003c\/li\u003e\n\u003cli data-section-id=\"gbp4y0\" data-start=\"1776\" data-end=\"1806\"\u003e\n\u003cstrong data-start=\"1778\" data-end=\"1788\"\u003e10–25%\u003c\/strong\u003e → Moderate risk\u003c\/li\u003e\n\u003cli data-section-id=\"133aam0\" data-start=\"1809\" data-end=\"1835\"\u003e\n\u003cstrong data-start=\"1811\" data-end=\"1819\"\u003e\u0026lt;10%\u003c\/strong\u003e → Higher risk\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003cp data-start=\"1837\" data-end=\"1879\"\u003e\u003cem data-start=\"1837\" data-end=\"1879\"\u003e(Ranges may vary slightly by laboratory)\u003c\/em\u003e\u003c\/p\u003e\n\u003chr data-start=\"1881\" data-end=\"1884\"\u003e\n\u003ch3 data-section-id=\"1l5sxr1\" data-start=\"1886\" data-end=\"1905\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"1890\" data-end=\"1905\"\u003eLimitations\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"1906\" data-end=\"2060\"\u003e\n\u003cli data-section-id=\"14etfm0\" data-start=\"1906\" data-end=\"1940\"\u003eNot a standalone diagnostic test\u003c\/li\u003e\n\u003cli data-section-id=\"i7gn7q\" data-start=\"1941\" data-end=\"2060\"\u003eResults must be interpreted with:\n\u003cul data-start=\"1979\" data-end=\"2060\"\u003e\n\u003cli data-section-id=\"1u19bnx\" data-start=\"1979\" data-end=\"1999\"\u003eTotal PSA levels\u003c\/li\u003e\n\u003cli data-section-id=\"1hjbvnw\" data-start=\"2002\" data-end=\"2026\"\u003eClinical examination\u003c\/li\u003e\n\u003cli data-section-id=\"1r2yjho\" data-start=\"2029\" data-end=\"2060\"\u003eImaging or biopsy (if needed)\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e\n\u003chr data-start=\"2062\" data-end=\"2065\"\u003e\n\u003ch3 data-section-id=\"248b9x\" data-start=\"2067\" data-end=\"2087\"\u003e\u003cspan role=\"text\"\u003e\u003cstrong data-start=\"2071\" data-end=\"2087\"\u003eKey Benefits\u003c\/strong\u003e\u003c\/span\u003e\u003c\/h3\u003e\n\u003cul data-start=\"2088\" data-end=\"2223\"\u003e\n\u003cli data-section-id=\"qyxhps\" data-start=\"2088\" data-end=\"2123\"\u003eImproves \u003cstrong data-start=\"2099\" data-end=\"2123\"\u003ediagnostic precision\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"195dm5g\" data-start=\"2124\" data-end=\"2173\"\u003eHelps \u003cstrong data-start=\"2132\" data-end=\"2173\"\u003eavoid unnecessary invasive procedures\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003cli data-section-id=\"eq5e9f\" data-start=\"2174\" data-end=\"2223\"\u003eSupports \u003cstrong data-start=\"2185\" data-end=\"2223\"\u003eearly detection of prostate cancer\u003c\/strong\u003e\n\u003c\/li\u003e\n\u003c\/ul\u003e","brand":"Lifecell Diagnostics","offers":[{"title":"Default Title","offer_id":44007340802183,"sku":null,"price":630.0,"currency_code":"INR","in_stock":true}],"thumbnail_url":"\/\/cdn.shopify.com\/s\/files\/1\/0691\/4241\/3447\/files\/ChatGPTImageMay4_2026_11_18_21AM.png?v=1777873751","url":"https:\/\/ourdermastore.com\/products\/prostate-specific-antigen-free-serum","provider":"Ourdermastore ","version":"1.0","type":"link"}