The most common EKG finding associated with the thyrotoxicosis in de Quervain's thyroiditis is sinus tachycardia. Rarely signs of myocardial damage, including ST-segment elevation and arrhythmias, can also be seen in thyrotoxicosis.
What is the importance of an electrocardiogram (ECG) in individuals who have De Quervain's thyroiditis?
<s>[INST] Answer the question truthfully, you are a medical professional. This is the question: What is the importance of an electrocardiogram (ECG) in individuals who have De Quervain's thyroiditis? [/INST] \n The most common EKG finding associated with the thyrotoxicosis in de Quervain's thyroiditis is sinus tachycardia. Rarely signs of myocardial damage, including ST-segment elevation and arrhythmias, can also be seen in thyrotoxicosis.</s>