Thoracic aneurysms are less common than an abdominal aortic aneurysm. An aortic aneurysm can rupture from wall weakness. Amory died in 1998 of an abdominal aortic aneurysm. It is believed that he suffered an aortic aneurysm. That same year, Gygax was diagnosed with a potentially deadly abdominal aortic aneurysm. The most common complication is syphilitic aortitis, which may result in aortic aneurysm formation. Heart failure may occur after rupture of ventricular aneurysm. In early 1968, Rothko was diagnosed with a mild aortic aneurysm. AAAs are the most common form of aortic aneurysm. Recent data suggests active role of MMPs in the pathogenesis of Aortic Aneurysm. He died on September 22, 1999, aged 71, of a ruptured abdominal aortic aneurysm. Bleeding may occur due to a ruptured brain aneurysm. Modeling of aneurysms consists of creating a 3D model that mimics a particular aneurysm. Some individuals with a ruptured cerebral aneurysm die from the initial bleeding. It is common in patients with a congenital atrial septal aneurysm (ASA).