Free Thyroxine T4 High. High free t4 and t3 results a diagnosis of primary hyperthyroidism is consistent with a low tsh, and a high free t4 and/or t3 blood test. Elevated free t4 elevated t4 with suppressed tsh is suggestive of primary hyperthyroidism, while a normal or elevated tsh may be present with certain conditions or due.
This means your thyroid is not making enough hormones. Total thyroxine (t4) is high when it exceeds 11.2 μg / dl (or the 144 nmol / l according to the si unit of measurement, the international system units) free or free thyroxine (ft4) is high when it exceeds 2.7 ng / dl (or 35 pmol / l according to the si unit of measurement, the international system units) Neither of these labs tell anything about cancer.
Doctors may refer to this as “free” t4 (ft4).
Neither of these labs tell anything about cancer. Total thyroxine (t4) is high when it exceeds 11.2 μg / dl (or the 144 nmol / l according to the si unit of measurement, the international system units) free or free thyroxine (ft4) is high when it exceeds 2.7 ng / dl (or 35 pmol / l according to the si unit of measurement, the international system units) It show my tsh is 7.81 but strangely my free t4 is also high 26.5. A high level of tsh and a low level of t4 in the blood could mean you have an underactive thyroid.
