Obstructive lung disease. Obstructive lung disease is a category of respiratory disease characterized by airway obstruction. Many obstructive diseases of the lung result from narrowing of the smaller bronchi and larger bronchioles, often because of excessive contraction of the smooth muscle itself.
Thoracic outlet syndrome (TOS) is a condition caused by compression of nerves or blood vessels in the thoracic outlet, the area between the base of the neck and the armpit, including the front of the shoulders and chest. Vascular. This can be a compression of the artery and vein.
The thoracic aorta is a part of the aorta located in the thorax. It is a continuation of the descending aorta and contained in the posterior mediastinal cavity.he thoracic aorta is a continuation of the descending aorta and becomes the abdominal aorta when it passes through the diaphragm. The initial part of the aorta, the ascending aorta, rises out of the left ventricle, from which it is separated by the aortic valve.