FT3 (Free T3) and FT4 (Free T4) are the actual thyroid hormones.
There are numerous tests that need to be done to test pituitary or hypothalamus insufficiency.
Many adrenal issues are determined by testing cortisol levels, but those tests have to be one over 24 hr periods.
What specific condition do you think you have?
It might be best if you start your own thread listing symptoms, tests run, results with reference ranges, etc, so we can best address your own issues.
what is ft3 and ft4, what test do they do when they test the adreal and putuitary gland and h-gland
Your main focus should be on FT3, not FT4 and TSH.