Your patient is a 55-year-old male who is in moderate distress and complaining of chest pain. He states that he experienced an acute onset of left-sided crushing chest pain while playing basketball with his grandson. He complains of weakness and near-syncope with exertion. His skin is pale, cool, and diaphoretic. HR = 40, BP = 72/40, RR = 20, SaO2 = 95%. The monitor shows a third-degree AV block
Which of the following is most appropriate?
A) Sedation and transcutaneous pacing
B) Atropine, 0.5 mg, up to 2.0 mg
C) Dopamine at 5 mcg/kg/min
D) Aspirin, nitroglycerin, and morphine
A
You might also like to view...
Which of the following levels of overall medical decision-making complexity reflects a direct course of evidence that facilitates the final decision with little or no ambiguity?
a. Straightforward complexity b. Low complexity c. Moderate complexity d. High complexity
For which of these patients would you be most concerned about accidental exposure to cyanide?
A) An auto mechanic working near exhaust fumes B) A coal miner working long hours in a mine C) A worker who paints cars in an auto body shop D) A firefighter battling a smoky structure fire
The O2 in the inner reservoir of a home liquid O2 system is maintained at what temperature?
a. –300° F b. 212° F c. 0° F d. –150° F
An infant presents to his pediatrician with fever but no visible signs of infection. On closer inspection, the physician notes multiple mucosal and gum lesions in the child's mouth. A complete blood count reveals 41,000 white blood cells/µL
Which of the following defects could account for this presentation? A) Chronic granulomatous disease B) Leukocyte adhesion deficiency C) Myeloperoxidase deficiency D) Chédiak-Higashi disease