fluctuating tsh values
i got three tests done in a period of 20days. test of t3,t4 and utsh. and i was suprised. first utsh was 0.04(very low)as normal range shud be between 0.4 to 5.0 then i got it done again within the same week and it was 0.7(normal) and again after ten days and it was 20.1(very high)!!!! and t3 t4 always being normal. i dont have any symptoms but i just got it done before planning for my first pregnancy. can u tell me what is wrong with my thyroid? i have an appointment with endochryno after 2weeks. please help me with some explanation.