Ebstein Anomaly Ebstein anomaly is a rare defect in which the tricuspid valve, which prevents backflow of blood from the right ventricle into the right atrium, is deformed. The right side of the heart is where deoxygenated blood from the body is pumped into the lungs for oxygenation.
Buttermilk never expires. Ten days after the expiration date, just boil it for a few minutes and let it settle for a while. It makes a great dry yogurt in the form of cookies. They last for years.
unsalted butter on the other hand keeps for 2 to 3 months in the freezer and 3 to 4 weeks in the refrigerator it is advisable not to leave unsalted butter at room temperature butter and margarine can go bad make sure you check the expiration dates on them don t know the shelf life