A member asked:

Tsh w/reflex to t4 was 0.25. t4 free 1.2. t3 free 2.7. tsh level was higher and synthroid (thyroxine) 137mg. still on same dosage. would this cause fatigue?

A doctor has provided 1 answer

Dr. Jerome Zacks answered

Specializes in Cardiology

Possibly.: The low TSH with associated normal free T4 and free T3, (liothyronine) suggests borderline hyperthyroidism (overactive thyroid) which can cause fatigue. However, one should seek a thorough medical exam prior to concluding that the symptom of fatigue is not due to some other problem.

Answered 10/11/2015

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A member asked:

Tsh w/reflex to t4 was 0.25. t4 free 1.2. t3 free 2.7. tsh level was higher and synthroid (thyroxine) 137mg. still on same dosage. would this cause fatigue?

A doctor has provided 1 answer

Dr. Jerome Zacks answered

Related Questions

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My T3 (liothyronine) : 78 ; T4 :6.9 & TSH 9.24. My daily dosage is one tablet of 25mcg thyroxine. Do i need to increase or decrease my dosage?

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Tsh level is 9.23 HIGH (0.450-4.500) Thyroxine T4 6.4 ( 4.5-12) T3 uptake 27 (24-39%). free thyroxine index 1.7 what does it mean?

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Does normal (1.01) "thyroxine (t4) free, direct, s, " normal (0.931) "tsh, " and low (67) "triiodothyronine (t3)" = Synthroid dose good? Or go up/down?

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