Hospice & Palliative Care
Regular
Easy
Q1056

A patient has prostate cancer with bone metastasis and a history of seizures controlled with phenytoin. The oncologist orders dexamethasone for increased bone pain. Three weeks later, the patient has a seizure. The MOST likely cause of the seizure is

A
A. adverse reaction to dexamethasone
B
B. inhibition of phenytoin metabolism
C
C. dexamethasone metabolites
D
D. metastasis to the brain