Adverse Analytical Finding (AAF)

Adverse Analytical Finding (AAF)

Report from a WADA-accredited laboratory or other WADA-approved testingentity that identifies in a doping control sample the presence of a prohibitedsubstance or its metabolites or markers (including elevated quantities ofendogenous substances) or evidence of the use of a prohibited method. An adverse analytical finding does not necessarily lead to an anti-doping ruleviolation, since an athlete may have a Therapeutic Use Exemption for thisparticular substance. An adverse analytical finding may also correspond to ameasurement performed on an athlete as part of a longitudinal study.