Question. A patient in the intensive care unit has a blood pressure of 87/39 and has warm, flushed skin accompanying his sudden decline in level of consciousness. The patient also has arterial and venous dilation and a decrease in systemic vascular resistance. What is this patient's most likely diagnosis?
Hypovolemic shock
Septic shock
Neurogenic shock
Obstructive shock Question
A 31-year-old woman with a congenital heart defect reports episodes of lightheadedness and syncope, with occasional palpitations. A resting electrocardiogram reveals sinus bradycardia and she is suspected of having sick sinus syndrome. Which of the following diagnostic methods is the best choice to investigate the suspicion?
Signal-averaged ECG
Exercise stress testing
Electrophysiologic study
Holter monitoring
Question A nurse practitioner is providing care for several patients on a medical unit of a hospital. In which of the following patient situations would the nurse practitioner be most likely to rule out hypertension as a contributing factor?
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A 61-year-old man who has a heart valve infection and recurrent fever
An 81-year-old woman who has had an ischemic stroke and has consequent one-sided weakness
A 44-year-old man awaiting a kidney transplant who requires hemodialysis three times per week
A 66-year-old woman with poorly controlled angina and consequent limited activity tolerance
