It is feasible the AF caused the left atrial enlargement. Alternately the left atrial enlargement might have caused the AF. There the circle starts. The trick is to find out which came first, because the left atrial enlargement might be caused by something else. I'm not sure how they can tell about the left atrial enlargement from an ecg, until the echo.
Freebase(0.00 / 0 votes)Rate this definition: Parenteral is the introduction of nutrition, a medication, or other substance into the body via a route other than the mouth, especially via infusion, injection or implantation. Parenteral nutrition is nutrition via the veins.
What is TriNessa (ethinyl estradiol and norgestimate)? Ethinyl estradiol and norgestimate is a combination drug that contains female hormones that prevent ovulation (the release of an egg from an ovary).