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SAS Journal of Surgery | Volume-12 | Issue-03
20 Tevars in 10 Months: Our Early Experiences and Learning Points as the Emerging Referral Center for TEVAR
JY Ng, Thomas F, CE Ng, MN Mohd Arif, J Abdul Muiz
Published: March 16, 2026 | 20 21
Pages: 207-210
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Abstract
Thoracic Endovascular Aortic Repair (TEVAR) is becoming increasingly adopted minimally invasive approach for managing thoracic aorta pathologies. We present the early outcomes of our first 20 TEVAR cases performed over a 10-month period in our centre. The mean age of patients is 39.15 ± 15.17 years old with predominantly male patients (85.0%). The most common indication was BTAI (80.0%), followed by type B aortic dissection (TBAD) (10.0%) and pseudoaneurysm (10.0%). 14 patients underwent TEVAR Zone 2 implantation; 5 patients underwent TEVAR Zone 3 implantations, and 1 patient with Zone 1 implantation. Mean intensive care unit (ICU) stay was 2.26 ± 1.28 days. There were no cases of spinal cord ischemia, type I or III endoleaks, no new dissections, no aortic thrombosis, no aneurysm expansion at 6 weeks computed tomography (CT) follow-up. There was one case of aortic rupture of which was converted to open surgical repair on cardiopulmonary bypass (CPB) who was discharged home later. Freedom from surgical reintervention was 100.0% at 6 months. One patient had stent migration partially occluding the left subclavian artery, and eventually had a stroke and succumbed to sepsis secondary to perforated gallbladder empyema. Early imaging follow-up showed satisfactory graft positioning and exclusion of the pathology in all patients. Left common carotid to left subclavian artery bypass can be done with a single supraclavicular incision. We switched to reinforced polytetrafluoroethylene (PTFE) grafts for better resistance against kinking. High-risk cases or cases with challenging anatomy should involve cardiothoracic team to ensure rescue capability with cardiopulmonary bypass. Early multi-disciplinary team involvement can ensure good surgical outcomes. Our early experience demonstrates that TEVAR provides good short-term outcomes even in early adoption phase. District outreach programme to raise awareness and aortic dissection network are crucial steps to improve timely manageme