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A 36-Year-Old Man Comes to the Emergency Department Due to Loss

question 892

Multiple Choice

A 36-year-old man comes to the emergency department due to loss of consciousness. He was standing in a crowded subway station when he felt lightheaded, had a pounding sensation in his chest, and passed out. On awakening, he felt short of breath for a little while and then was "completely fine." He has had no similar episodes, nor chest pain, confusion, tongue biting, or urinary incontinence. The night before, he was at a party with friends and consumed alcohol. Later he was nauseated and had 3 episodes of vomiting and one episode of diarrhea. In the emergency department, blood pressure is 124/68 mm Hg and pulse is 80/min. There is a small laceration above his right eyebrow. Cardiac examination shows normal heart sounds with regular rhythm. The lungs are clear to auscultation. Neurologic examination shows no abnormalities. ECG is shown in the exhibit. The patient is hospitalized for observation. His serum electrolytes are within normal limits. Echocardiogram shows normal left ventricular size and function and no significant valvular abnormalities. During the hospital stay, he has another episode of lightheadedness when the telemetry revealed brief supraventricular tachycardia that resolved spontaneously. Which of the following is the most appropriate next step in management?

Definitions:

Capital-Budgeting

The process by which organizations evaluate potential major projects or investments to determine their cost-effectiveness and alignment with business strategy.

Risk-Free Rate

The hypothetical yield of a risk-free investment, typically mirrored by the interest rate on sovereign debt.

IRR Method

The Internal Rate of Return method, a capital budgeting technique used to evaluate the profitability of an investment or project.

Hurdle Rate

The minimum acceptable rate of return on an investment, used as a benchmark to determine the viability of the project or investment.