Justification not to proceed with CP (s) may include:  o the presence of ethanol glucuronide (EtG) in a Sample from an Athlete with previous similar findings in their Passport  with negative GC/C/IRMS results (indicating a pattern of alcohol abuse); or  o communication of the existence of other AAFs  reported for the Sample to the APMU  by the Passport Custodian or Testing  Authority , as applicable, which would likely lead to a maxim um sanction; or  o communication of the existence of a Therapeutic Use Exemption (TUE)  for the Athlete to the APMU  by the Passport Custodian or Testing Authority,  as applicable.