ok my Dr. mentioned it as a possible reason for my T3 and T4 's both being low a few weeks ago that it could be a pituitary gland tumor and he order more blood work and uped my dosage of Synthroid to .75 now my blood results are T3 is 2.79 and my T4 is 0.95 and my TSH is 0.13 now I'm getting really frazzled and I need answers can someone please help me???