The nurse is reviewing the chart of the patient scheduled for a cardiac catheterization. Which characteristics, if present in the patient's chart, alert the nurse to an increased risk for cerebrovascular complications due to the procedure? Select all that apply. 

The drowning victim is admitted to the intensive care unit (ICU) after being without oxygen for 10 minutes. When he was found, he did not have a pulse and was resuscitated at the site. Once return of spontaneous circulation (ROSC) occurred, he was transported to the hospital. He was found to be profoundly hypotensive and was fluid resuscitated in the ambulance. In the ICU, his Glasgow coma score is found to be 7. He is intubated and has a central line and a peripheral arterial catheter in place. Which constellation of symptoms concern the nurse the most?

The patient with acquired immunodeficiency syndrome (AIDS) caused by human immunodeficiency virus (HIV) presents with headache, fever, and nuchal rigidity. Which organism does the nurse suspect from the cerebrospinal fluid culture?