A 65-year-old man presents to his family physician with complaints of increasing fatigue, dyspnea on exertion, and unintentional weight loss within the last 6 months. On examination, he is noted to have macroglossia and peripheral edema. Crackles are audible bilaterally on chest auscultation. Which of the following tests will help to confirm this patient’s most likely diagnosis? Learn more about this case, take the quiz, and join the conversation on Figure 1..
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Learn more about this case, and join the conversation on Figure 1.