The three hour test you need to fast for 12-14 hours prior because that test is fasting the lab needs a base fasting glucose to compare the rest of the blood after you drink the glucola. With that test you should still have nothing in between the blood draws, even though the taste is very bad.
Because valvular heart disease can cause the heart to work harder, enlarge, and ultimately lead to congestive heart failure, symptoms like shortness of breath, fatigue, fainting, chest pain, and ankle swelling may appear as the disease progresses.
If valve disease causes heart failure, symptoms may include: Swelling of your ankles or feet; swelling may also occur in your abdomen, which may cause you to feel bloated. Quick weight gain (a weight gain of two or three pounds in one day is possible.) Symptoms of heart valve disease do not always relate to the seriousness of your condition.