In resuscitation, which monitoring parameter besides urine output helps assess perfusion adequacy?

• A. Blood pressure, capillary refill, and mental status
• B. Only temperature
• C. Vision and hearing
• D. Platelet count

Answer: (A)

Perfusion adequacy in resuscitation is judged by signs that reflect both central and peripheral blood flow, not by a single measure alone. Urine output shows kidney perfusion, but you also want indicators that tell you how well blood is reaching vital organs. Blood pressure tells you about the driving pressure pushing blood through the circulation. Capillary refill time gives a quick read on peripheral microcirculation and helps reveal poor perfusion that may not show up in blood pressure alone. Mental status changes are a window into cerebral perfusion; alterations here can indicate that the brain isn’t receiving enough blood, even if other numbers look okay. Together, these signs provide a practical, multi-compartment view of perfusion during resuscitation and help guide therapy.

Temperature by itself is not a reliable standalone perfusion indicator, and vision/hearing or platelet count don’t directly reflect current perfusion status, so they’re not useful for this purpose in the same way.