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Can hashimoto thyroiditis happen with hyperthyroidism ?
1 doctor weighed in

Dr. Walter Pierce
Internal Medicine - Cardiology
In brief: Yes
The initial stages of hashimoto's is an over active thyroid which over stimulates the heart leading to atrial fibrillation.

In brief: Yes
The initial stages of hashimoto's is an over active thyroid which over stimulates the heart leading to atrial fibrillation.
Dr. Walter Pierce
Dr. Walter Pierce
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