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A member asked:
I went to the doctor for symptoms of what i thought underactive thyroid but my tests came back with extremely high free t4 levels.what could this be ?
A doctor has provided 1 answer
can vary: High level of thyroxine (t4) confirms hyperthyroidism. Some symptoms, like fatigue, overlap between hypothyroidism and hyperthyroidism.Common hyperthyr. Symptoms include heat intolerance, weight loss, trouble sleeping, fatigue, muscle weakness, nervousness, irritability, hand tremors, rapid or irregular heartbeat, mood swings, or frequent diarrhea and bowel movements and enlarged thyroid gland.
Answered 4/6/2014
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Hi doctors. My TSH is 0.47. T3 is 73. T4 Total is 7.0. T4 Free is 1.5. Could I have thyroid cancer or a thyroid adenoma? Would I need additional tests?
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What causes the TSH to be high? My TSH was 5.4 and my T4 was 7.6. No other thyroid tests were given. Doc put me on levothyroxine50mg says i'm hypo.
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