Which condition is characterized by irreversible damage to cardiomyocytes due to prolonged ischemia?

The 20-year-old healthy soccer player is brought to the emergency department after collapsing at the end of a summer soccer game. The patient is lethargic and confused about the event. Upon assessment, the nurse notes flushed, dry skin that is warm to the touch. The oral mucosa is dry, as well. Vitals are as follows: temperature 40.7°C, heart rate 122 bpm, respiratory rate 20, and blood pressure 116/64 mm Hg. A rectal thermistor is inserted and aggressive cooling measures are instituted. After 30 minutes in the ice bath, the patient’s rectal temperature is 39.1°C and the ice is partially melted. The nurse notes the rectal thermistor has stopped working; there are no other rectal thermistors in the facility. Which action by the nurse is most appropriate? 

The patient with human immunodeficiency virus (HIV) presents with a disseminated rash. The nurse notes purple papules over the trunk, arms, and on mucous membranes. Some are scabbed. The patient’s CD4 count is 64. Although highly active antiretroviral therapy (HAART) has been prescribed, the patient reports being noncompliant because of intolerable side effects. The nurse suspects which infection is most responsible for this new rash?