"The thorax (plural: thoraces), also known as the chest, refers to that anatomical region of the body containing the heart and lungs, thoracic aorta, great vessels and surrounding structures, all contained within the thoracic cavity 1,2. It also includes the thoracic skeleton, the thoracic spine, and structures of the chest wall. It is contiguous superiorly with the neck, and inferiorly with the abdomen 3."