Which Patient at the Cardiovascular Clinic Requires the Most Immediate

Which patient at the cardiovascular clinic requires the most immediate action by the nurse?

A) Patient with type 2 diabetes whose current blood glucose level is 145 mg/dL
B) Patient with stable angina whose chest pain has recently increased in frequency
C) Patient with familial hypercholesterolemia and a total cholesterol of 465 mg/dL
D) Patient with chronic hypertension whose blood pressure today is 172/98 mm Hg