The patient who is hospitalized for a knee replacement develops sudden onset crushing chest pain, tachycardia, and tachypnea. On 12-lead electrocardiogram (EKG), ST-segment elevation is noted. Labs are drawn within 30 minutes of onset of chest pain. The nurse anticipates an elevation in which result to confirm diagnosis of acute myocardial infarction?

The patient is receiving a transfusion of packed red blood cells. After 30 minutes, the patient complains of intense itching and flank pain. Upon assessment, the nurse notes a fever and tachycardia. Which of the following is the next best step in management?

A septic patient begins to ooze blood from around intravenous cannulation sites and from the gums. The patient’s urine has turned from concentrated yellow to brown. Upon further assessment, the nurse notes the patient’s right calf is swollen, red, and painful. The nurse anticipates which laboratory abnormalities in this patient? Select all that apply.