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2443 Unknown

Each patient below is alert and oriented and has a BP110/60. In which patient would adenosine constitute appropriate initial therapy?

AA 65-year old man with no ischemic heart disease and wide complex tachycardia
BA 65 -year old woman with known ischemic disease and narrow complex tachycardia (Correct Answer)
CA 25-year old woman with known preexcitation syndrome and narrow complex tachycardia
DA 28-year-old man with known preexictation syndrome and wide complex tachycardia