What signs in a patient on digoxin indicate digitalis toxicity?
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Correct answer: Nausea, visual disturbances, and new dysrhythmias
Classic signs of digitalis (digoxin) toxicity include GI upset (anorexia, nausea, vomiting), visual disturbances (yellow-green halos), and dysrhythmias such as PVCs or AV block. Hypokalemia predisposes to toxicity but is not itself a sign.
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