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.
What foods can you eat the day before a colonoscopy? The day before a colonscopy, one's diet is extremely limited, allowing only clear liquids and clear liquid foods, such as clear juices, broths and bouillons, and popsicles or Jell-O. The day of the colonoscopy, one should follow the same restrictions until 2 hours before the procedure, notes Harvard Medical School.