South Delhi. Major heart disorders which are cured in South Delhi include Arrhythmia, Syncope (temporary unconsciousness), and Vascular diseases. Cardiology hospital like All India Institute of Medical sciences have gained huge consideration because of their contribution in medical field. South Delhi has become one of the ultimate destination for best cardiology hospitals in the country. Reviews given by patients for treatment in these hospitals in South Delhi are satisfying. For treatment of heart related diseases, specific hospitals are available in South Delhi.