An unconscious patient is brought to the emergency department with a suspected heroin overdose. Which vital signs support the suspected diagnosis?
a. Blood pressure (BP) 200/100 mm Hg; pulse (P) 92 beats/min; respirations (R) 22 breaths/min
b. BP 150/85 mm Hg; P 76 beats/min; R 28 breaths/min
c. BP 110/70 mm Hg; P 84 beats/min; R 20 breaths/min
d. BP 70/40 mm Hg; P 100 beats/min; R 10 breaths/min
D
Heroin is a CNS depressant. It causes respiratory depression and lowered BP, with a compensatory rise in the pulse rate. Only the correct option follows this pattern.
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