this is what it says on my echocardiogram results............................impression:preserved overall left ventricular function.mild diastolic dysfunction is present,consistent with impaired relaxation.mild aortic insuffenciancy reported.left ventricular chamber size is normal.ejection fraction is 55-60.grade 1 diastolic dysfunction.everything else is normal.my cardilogist wants to wait a year for another echo.no medication prescribed.should i be worrying.not sure what is causing this.im 49 year old male.i have been taking viagra over 10 years(could this cause my heart problems?)thanks.