A 60-year-old woman with long-standing Graves disease and poorly controlled thyrotoxicosis presents with new-onset atrial fibrillation. In addition to...

Question

A 60-year-old woman with long-standing Graves disease and poorly controlled thyrotoxicosis presents with new-onset atrial fibrillation. In addition to beta-blockade and anticoagulation as indicated, what is a key aspect of management?

Accepted Answer

Treating the underlying hyperthyroidism as a priority to help restore sinus rhythm

Answer

No further thyroid-directed therapy is required

Answer

Avoiding all anti-thyroid drugs because they worsen arrhythmia

Answer

Relying solely on electrical cardioversion

Answer

Using digoxin alone without addressing thyroid function

ca-mccqe1 MCQ (SBA): Hyperthyroidism-related atrial fibrillation

A 60-year-old woman with long-standing Graves disease and poorly controlled thyrotoxicosis presents with new-onset atrial fibrillation. In addition to beta-blockade and anticoagulation as indicated, what is a key aspect of management?