About half of the cases of aortic insufficiency are due to the aortic root dilation (annuloaortic ectasia), which is idiopathic in over 80% of cases, but otherwise may result from aging, syphilitic aortitis, osteogenesis imperfecta, aortic dissection, Behcet'behÃ§et s, disease reactive arthritis and systemic. hypertensionortic insufficiency can be due to abnormalities of either the aortic valve or the aortic root (the beginning of the aorta).
Fitchburg, Massachusetts. Fitchburg is the third largest city in Worcester County, Massachusetts, United States. The population was 40,318 at the 2010 census. Fitchburg is home to Fitchburg State University as well as 17 public and private elementary and high schools.
Westborough is a town in Worcester County, Massachusetts, United States. The population was 18,272 at the 2010 census. The town is governed under the New England open town meeting system, headed by a five member elected Board of Selectmen whose duties include licensing, appointing various administrative positions, and calling a town meeting of citizens annually and whenever the need arises.