11.   The aortic valve alsocan malfunction when the aorta dilates markedly.

12.   Otto said that in light of her findings, the image should be closely examined for sclerosis of the aortic valve.

13.   After consulting European and U.S. specialists, Nigerian soccer star Nwankwo Kanu decided to undergo surgery at a hospital in Cleveland to repair a weak aortic valve.

14.   After consulting European and U.S. specialists, Nigerian forward Nwankwo Kanu has decided to have surgery at a hospital in Cleveland to repair a weak aortic valve.

15.   Allen was born with only two flaps on his aortic valve to control the flow of blood from the heart to the body.

16.   Kanu, who led Nigeria to the soccer gold medal at the Atlanta Olympics, is scheduled to undergo heart surgery to repair a weak aortic valve.

17.   Nigerian soccer star Nwankwo Kanu underwent surgery to correct a weak aortic valve, and the operation was a success, the Inter Milan club said Thursday.

18.   Previous studies have shown that a severe narrowing or blockage in the left aortic valve is a predictor of heart disease.

19.   Then he was diagnosed with a weak aortic valve, which doctors feared could prevent him from playing again.

20.   Volpi explained that the weak aortic valve, discovered by Inter doctors in the off-season, caused an expansion of the heart, which should recede following surgery.