Blascheck akabudirira padanho repamusoro asati atanga basa rake repamusoro, akahwina menduru yebronze pa1999 European Athletics Junior Championships uye menduru yesirivheri pa2000 World Junior Championships muAthletics. Kubudirira kwake kukuru kwakaitika muna 2005, paakava mukwikwidzi weGermany mukati uye kunze uye akatora menduru yesirivha pa2005 European Cup
. Gare gare gore iroro akasvika kuma semi-fainari pa2005 World Athletics Championships. Akakunda menduru yesirivheri mumamita 110 zvipingamupinyi pa2006 European Athletics Championships muGothenburg. Akakwikwidzawo pasi rose pamusoro pemamita makumi matanhatu zvipingamupinyi uye akasvika kumagumo emutambo pazvose zviri zviviri 2005 European Athletics Indoor Championships uye 2006 IAAF World Indoor Championships.