A Patient Is Scheduled for an Operative Procedure in Which

A patient is scheduled for an operative procedure in which isoflurane (Forane) will be used as the anesthetic agent. The nurse would immediately collaborate with the anesthesiologist if the patient makes which statements?

A) "I stopped taking my vitamin C supplement last week because it upset my stomach."
B) "I have been so depressed about having this surgery. I don't think my St. John's wort is helping at all."
C) "I have not eaten anything since before my CT scan yesterday."
D) "My brother ran a high fever and had seizures after his surgery."
E) "My last dose of levodopa was yesterday."