USMLE Step 1 - Question 9

A 67 year old male suffers a large myocardial infarction complicated by sustained ventricular tachycardia. He is started on a lidocaine infusion. He subsequently develops shock liver from hypotension during the ventricular tachycardia and his serum lidocaine levels become significantly elevated. Which of the following is a manifestation of lidocaine toxicity?

A. Stroke

B. Seizures

C. Renal failure

D. Congestive heart failure

E. Hyperkalemia