Pedzisa mutsara unotevera: Karapetyan akahwina menduru yesirivha pa
1995 World Weightlifting Championships yenyika yake yeArmenia. Akakwikwidza kumaOlympics eZhizha ra1996 achimiririra Armenia, achiuya panzvimbo yechi13, uye kumaOlympics eZhizha ra2000 achimiririra Australia, achiuya panzvimbo yechi10. Muna 2007 Karapetyan akambomiswa basa kwemakore maviri pashure pokunge abvuma kuti akanga ashandisa benzylpiperazine.