PVC's are Common, even without other issues. The other 2 issues can also cause PVC's... You can probably help your diastolic dysfunction with Diet and Exercise.

You are the first person since I joined to have diastolic disfunction. I was just diagnosed with it and have the same concerns. Is it curable? I was shocked with the diagnosis because I never smoked or drank. Also I worked out daily. Through out the years though I've been battling with hypertension.