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A member asked:

Can mildly elevated free t4 from synthroid cause ventricular arrhythmias in those with cardiac channelopathies ?

A doctor has provided 1 answer
Dr. Hiep Le answered

Specializes in Nephrology and Dialysis

No, very less likely.

Answered 9/22/2022

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Related Questions

A member asked:

Finally on dose of synthroid to keep TSH down (currently around 4tsh) and free T4 normal. Antibodies tpo came back at 1. What are other likely causes?

A doctor has provided 1 answer

A member asked:

I have Normal hearth functions and tests. Would arrhythmias caused by high free t4 stops once levels go back to normal?

A doctor has provided 1 answer

A member asked:

In July my THS was 1.54 ,in August 0.14 on dosage of 137 mcg Synthroid (thyroxine).T4 free 37pmol/L Thyroid cancer No RAI I dont'n know what cause this big change?

A doctor has provided 1 answer

A member asked:

Have Hashimotos thyroid for 16 years. Thyroid blood work just came back TSH 2.82 which is normal for me on 100 mcgs synthroid but free T4 was slightly elevated at 1.48 with range being .8-1.40. What could this mean?

2 doctors weighed in across 2 answers

A member asked:

On Thyroid medication for years. Last 3 test 3 months apart Normal TSH ( 1.78, 1.48 , 0.816) But high Free T4 (1.8, 1.87 ,1.84) normal FT4 values 0.8 to 1.77. What could cause high FT4 and could that cause increased palpitations and arrhythmias?

A doctor has provided 1 answer

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