Type | Vessel involvement |
---|---|
According to this classification system, involvement of the coronary or pulmonary arteries should be designated as C (+) or P (+), respectively. | |
Type I | Branches from the aortic arch |
Type IIa | Ascending aorta, aortic arch and its branches |
Type IIb | Ascending aorta, aortic arch and its branches, thoracic descending aorta |
Type III | Thoracic descending aorta, abdominal aorta, and/or renal arteries |
Type IV | Abdominal aorta and/or renal arteries |
Type V | Combined features of types IIb and IV |