title: Urine nandrolone metabolites: false positive doping test?
abstract: The aim of this review is to analyse the studies on nandrolone metabolism to determine if it is possible for an athlete to test positive for nandrolone without having ingested or injected nandrolone.
mesh_terms: D045930:Anabolic Agents / Q000652:urine*; D001141:Aromatase / Q000096:biosynthesis / Q000235:genetics; D002247:Carbon Isotopes / Q000032:analysis; D019587:Dietary Supplements / Q000009:adverse effects; D004300:Doping in Sports; D005189:False Positive Reactions; D005260:Female; D008401:Gas Chromatography-Mass Spectrometry / Q000379:methods; D006801:Humans; D007003:Hypoglycemia / Q000150:complications / Q000378:metabolism; D008297:Male; D018482:Muscle, Skeletal / Q000293:injuries; D009277:Nandrolone / Q000652:urine*; D005082:Physical Exertion / Q000502:physiology; D008517:Phytotherapy / Q000009:adverse effects; D013178:Sports Medicine / Q000592:standards*; D013312:Stress, Physiological / Q000378:metabolism
chemical_list: D045930:Anabolic Agents; D002247:Carbon Isotopes; D009277:Nandrolone; D001141:Aromatase