48 Discrepancies between pulmonary capillary wedge pressure and left ventricular end-diastolic pressure exist in many situations, which following you will see the PCWP ＜ LVEDP ? (A) Noncompliant left ventricle (e.g., ischemia, hypertrophy) (B) Aortic regurgitation (premature closure of the mitral valve) (C) LVEDP ＞ 25 mm Hg (D) all of above

50 About the anesthetic technique for TAA (thoracoabdominal aortic aneurysm) repair, which statement is correct? (A) Usually, balanced anesthesia is provided with a combination of an opioid, a low-dose potent volatile anesthetic, a benzodiazepine, and a muscle relaxant. (B) A total IV technique may be optimal if transcranial MEP (motor evoked potentials) monitoring is used. (C) Hypertension should be avoided because acute stress on the aneurysm can cause rupture. (D) The heart rate should be maintained at or below baseline because myocardial ischemia is often related to the heart rate. (E) All of above are correct

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