As you know from this article a normal TSH range depending on the lab is around 0.5 to 5.0 which is why your TSH of 4.46 was determined normal, however the very fact that your first TSH test showed up 6.49 should be reason to investigate further.
Liver Ultrasound Preparation guidelines. 1  Do not drink or eat at least 6 hours before the test. 2  On the day before the test, do not eat â fresh fruits and vegetables, fried and oily food, milk, eggs, bread. 3  What you should eat â cooked vegetables, puree, marmalade, honey, roasted bread, soup, and rice.
Generally, you should not eat or during anything, including water, for eight hours before your oral surgery. If your type of oral surgery requires local anesthetic, have a light meal 1 to 2 hours before your oral surgery. Brush and floss your teeth prior to your appointment. Do not smoke at least 12 hours before your oral surgery. What an ideal opportunity to consider quitting, as smoking is not permitted for a minimum 24 hours after oral surgery.