A patient with mitral stenosis had to undergo surgery. A pre-anaesthetic checkup revealed the increased liver enzymes. Which of the following inhalational agent should be preferred in this patient?: (A) Xenon, (B) Enflurane, (C) Halothane, (D) Sevoflurane
Answer is A. Halothane is hepatotoxic and all fluorinated anesthetic agents can cause a dose-dependent decrease in arterial BP and de­pression of heart. Xenon has minimal effect on CVS function.