Welcome to the homepage of the Cardiothoracic Surgery Specialty at Great Ormond Street Hospital. About usMore on the Cardiothoracic surgery specialty. Conditions we treatDiscover more about the conditions we treat. Clinics and wardsPlan ahead by reading about our clinics and wards. Meet the teamComprehensive staff list from the specialty. Clinical outcomesLearn how we measure our treatment effectiveness. ResearchFind out about the specialty's research. Contact usDetails on how to contact the specialty.