{"id":"anti-pla2r","name":"Anti-PLA2R Antibody (Phospholipase A2 Receptor)","shortName":"Anti-PLA2R","aliases":["PLA2R Antibody","Anti-PLA2R","Phospholipase A2 Receptor Antibody","PLA2R IgG","Anti-Phospholipase A2 Receptor","Anti-PLA2R Antibody","Anti-PLA2R IgG","Phospholipase A2 Receptor IgG Antibody","Phospholipase A2 Receptor Antibodies","PLA2R Ab","PLA2R Ab IgG","M-type Phospholipase A2 Receptor Antibody","Anti-Phospholipase A2 Receptor Antibody","PLA2R Antibody, IgG"],"abbreviations":["PLA2R","anti-PLA2R","PLA2R Ab"],"loinc":[{"code":"73737-9","primary":true},{"code":"81201-6","primary":false},{"code":"82991-1","primary":false},{"code":"108910-1","primary":false}],"specimen":"serum","units":[{"ucum":"{RU}/mL","display":"RU/mL"}],"referenceRanges":[{"population":"Adults","low":0,"high":13.9,"unit":"{RU}/mL","unitDisplay":"RU/mL","note":"Negative cutoff on the commercial ELISA: below 14 RU/mL is negative, 14 to 19 is borderline and 20 or more is positive (ARUP, and the manufacturer's cutoffs as quoted in the two studies). The upper limit is entered as 13.9 to mean 'below 14'. These are kit cutoffs rather than a healthy-population range, and other kits and immunofluorescence titers use different cutoffs, so use the cutoff and flag printed on your own report.","sources":[{"title":"Anti-Phospholipase A2 Receptor (PLA2R) Antibody, IgG by ELISA (test 3016767)","url":"https://ltd.aruplab.com/Tests/Pub/3016767","publisher":"ARUP Laboratories"},{"title":"Diagnostic accuracy of anti-phospholipase A2 receptor (PLA2R) antibodies in idiopathic membranous nephropathy: an Italian experience","url":"https://pubmed.ncbi.nlm.nih.gov/33123964/","publisher":"Journal of Nephrology","year":2021},{"title":"The accuracy of the anti-phospholipase A2 receptor antibody in the diagnosis of idiopathic membranous nephropathy: a comparison of different cutoff values as measured by the ELISA method","url":"https://pubmed.ncbi.nlm.nih.gov/27017339/","publisher":"International Urology and Nephrology","year":2016}]}],"review":{"status":"ai-verified","label":"AI-verified against cited sources. Awaiting expert review","lastReviewed":"2026-10-03"},"summary":"Antibodies against a protein on the kidney's filter cells. A positive result is strongly linked to primary membranous nephropathy, a cause of protein leaking into the urine.","url":"https://bloodtesttracker.com/markers/anti-pla2r","notice":"Information, not medical advice. Ranges differ between labs, so the range on your own report is the one your result is judged against."}