Audio Qbank – HY USMLE Q #445 – Pharm / Micro / Neuro

A 38-year-old woman comes to the physician for a one-week history of severe headache, neck soreness, and photophobia. She has history of Hodgkin disease for which she has been receiving chemo- and radiotherapy. Temperature is 101 F. Results of a lumbar puncture are shown.

Glucose                                                Low
Protein                                                  Elevated
Leukocytes                                         Elevated (neutrophils 10%; monocytes 90%)
Erythrocytes                                     None

The mechanism of action of the most appropriate pharmacologic therapy inhibits which of the following?

Cell membrane integrity
Cell wall synthesis
Demethylation
DNA polymerase
Epoxidase