hard · NCLEX-RN pharmacology
The nurse reviews the client's clinical presentation and provider orders. Which pathophysiologic threat has the highest urgency and carries the greatest consequence of delay? Apply the response specifically to this case: cyanide poisoning after an enclosed-space fire requiring hydroxocobalamin, lactate interpretation, smoke-inhalation support, and incompatible-antidote reasoning.
- A) Cellular hypoxia and lactic acidosis from acute cyanide poisoning requiring immediate antidote administration.
- B) Systemic acidemia requiring immediate rapid infusion of intravenous sodium bicarbonate, at this point in care.
- C) Airway obstruction from thermal injury requiring immediate nebulized epinephrine.
- D) Delayed carbon monoxide clearance requiring immediate hyperbaric oxygen transfer before stabilization.
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