A 60-year-old man presents with altered mental status. There is no evidence of trauma. Which of the following is most likely to give you specific information about the underlying cause of the patient's condition?

Which of the following does NOT complicate history-taking in the elderly patient?

A) The patient has impaired pain perception. B) The patient may be reluctant to give you important details. C) The patient reports multiple, vague complaints. D) A family member gives you information the patient failed to report.

The ideal antimalarial should eradiate the microzoan from the blood and the tissue to ensure:

A. a cycle B. resistance C. prevention D. a radical cure