Tyrone Brown is a 74-year old man with cardiovascular disease. He has just undergone cardiac bypass surgery for three coronary artery bypasses. During the postoperative period, Mr. Brown develops...

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Extracted text: Tyrone Brown is a 74-year old man with cardiovascular disease. He has just undergone cardiac bypass surgery for three coronary artery bypasses. During the postoperative period, Mr. Brown develops premature ventricular complexes (PVCS) and atrial fibrillation (AF).


Extracted text: a. Application of Understanding. 1. You are assigned to care for Mr. Brown. He is prescribed lidocaine and started on IV lidocaine to control his PVCS. What therapeutic level should you monitor for? 2. Mr. Brown's AF is converted to NSR pharmacologically. The physician prescribes amiodarone at 200 mg PO daily. Why is Mr. Brown given this drug and what adverse effects should you monitor? 3. While Mr. Brown is receiving his IV lidocaine, his heart rate decreases to 52 beats per minute with continued PVCS. You continue to monitor the IV and the ECG. How can you avoid this medical error?