"But there are problems with this method of diagnosis. First, you can have a so-called normal result, yet be clearly hypothyroid with symptoms. Why? Because the TSH test cannot measure if all your cells & tissue are receiving the released thyroid hormones. Some may be (thus the normal TSH result) and some may not be (thus your clear symptoms). Second, if you have Hashimoto’s, you lab results can swing between hypo and hyper, & your lab test may be representing the middle of the swing."
"T7, TOTAL T3, TOTAL T4, UPTAKE, or any other thyroid labs: useless "