Also according to Dr. Nguyen Duy Tan, Thong Nhat Hospital is one of the specialized centers for this method and has been successful in many cases of aortic aneurysm and dissection with a high . Data from Yale have described the incidence of rupture and dissection as a function of initial aneurysm size and that the risks of these events increase with greater aneurysm diameter.14 Further analyses revealed that baseline aortic diameter was the only significant risk factor for adverse aortic events, with a hinge point of aortic diameter around 60 mm, while the yearly rate of serious aortic complications increased exponentially from 10% at 6 cm to 43% at 7 cm.14 Based on these findings, the authors suggested the threshold of 5.5 to 6 cm for prophylactic surgical aortic repair. Shining a light on thoracic aortic disease - Harvard Health Prevalence is 3 times greater in men. TEVAR has been proven to be a relatively safe procedure with acceptable morbidity and mortality rates. Statins are medications that can help lower your LDL cholesterol. Older age: An ascending aortic aneurysm usually forms in people in their 60s and 70s. Once stretched, it is hard to return to its original shape. Yearly rupture or dissection rates for thoracic aortic aneurysms: simple prediction based on size. AAAs typically begin below the renal arteries (infrarenal) but may include renal arterial ostia; about 50% involve the iliac arteries. An aortic aneurysm is a bulge that occurs in the wall of the major blood vessel (aorta) that carries blood from the heart to the body. Ascending aortic aneurysms are the second most. Aneurysms 5.0 cm to 6.0 cm in diameter have a 3% to 15% risk of rupture within one year; those 6.0 cm to 7.0 cm have a 10% to 20% risk, those 7.0 cm to 8.0 cm have a 20% to 40% risk, and aneurysms . Approximately 60% of TAAs occur in the root or ascending aorta, 10% in the arch, 40% in the descending aorta, and 10% in the thoracoabdominal aorta, with some aneurysms involving multiple aortic segments.3. i was diagnosed with a 4.3, annerysm in dec, 2months ago. Expansion rates and outcomes for the 3.0-cm to the 3.9-cm - PubMed Inflammatory type of aneurysm, inflammation and swelling of the aneurysm wall leading to severe abdominal pain. Eagleton M. (2017). The content on Healthgrades does not provide medical advice. The risk of rupturing gradually rises as the aorta grows in size. Susan Fishman, APC, CRC is a veteran freelance writer with more than 25 years of experience in health education. The abdominal aortic aneurysm is dangerous if left untreated as it can lead to internal bleeding and can lead to stroke or death in severe cases. Abdominal aortic aneurysms are 4 to 6 times more common in men and people assigned male at birth than women and people assigned female at birth.