🫀 The aortic wall has three layers: 👉 Intima – the inner endothelial layer that can tear under stress 👉 Media – the muscular, elastic middle layer where the false lumen forms 👉 Adventitia – the outer connective tissue providing structural support 🩺 Transthoracic echocardiography (TTE) is often the first-line tool in emergencies. It can reveal: 🎯 Intimal flap movement within the ascending aorta or arch (if visualized) 📏 Aortic root dilation or pericardial effusion 💧 Aortic regurgitation f