The study covered in this summary was published on Research Square as a preprint and has not yet been peer reviewed. However, the Dex-CRH test also resulted in one (2.5%) false positive case compared ...

DEAR DR. ROACH: I am inquiring about low cortisol. My son recently was told that his cortisol level is 0.39 and that it should be above 1.8. The result was from a saliva test. He has a very high pulse ...