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