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.
1 Mitral valve prolapse (mitral valve prolapse) is the most common heart valve abnormality. 2  Most patients with mitral valve prolapse have no symptoms and require no treatment. 3  Mitral valve prolapse can be associated with fatigue and/or palpitations.hen MVP does cause signs and symptoms, they may include: 1  Palpitations (feelings that your heart is skipping a beat, fluttering, or beating too hard or too fast). 2  Shortness of breath. 3  Cough. 4  Fatigue (tiredness), dizziness, or anxiety. 5  Migraine headaches. 6  Chest discomfort.