A/Prof Siven Seevanayagam is the senior consultant for cardiac and thoracic surgery at Austin Health in Melbourne. In cardiac surgery his clinical interests include: total arterial revascularization in coronary artery bypass graft surgery, all forms of valve repairs and replacements, aortic surgery, and thoracoscopic epicardial ablation for atrial fibrillation.He is well known for his expertise in complex thoracic surgical procedures including extended pulmonary resections and lung sparing complex bronchoplastic and vascular sleeve resections in patients with locally advanced lung cancers,mediastinal tumours, airway tumours ,and airway stenting and management of aerodigestive fistulae.