Mean Arterial Pressure
Average arterial pressure across the cardiac cycle — the perfusion pressure that matters.
When to use it. Titrating vasopressors, and assessing organ perfusion in shock or sepsis.
La información de seguridad médica de esta página se muestra en inglés. Todavía no la ha revisado un profesional clínico que lea Español, y no es seguro fiarse de una traducción que nadie ha verificado.
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Limits of this score. This estimate assumes a normal heart rate; at a tachycardia the diastolic fraction of the cycle shrinks and the formula under-reads. An arterial line measures MAP directly and should be believed over this when both are available.
Sources
- Evans L, et al. Surviving Sepsis Campaign: International Guidelines 2021. Crit Care Med 2021;49:e1063–143.
Where this is written from. This site is written from Indian clinical practice. Drug availability and brand names, vaccination schedules, national health programmes and some reference cut-offs differ between countries — a schedule or a threshold that is standard here may not be standard where you are. If you are reading outside India, check anything on this page against your own country’s guidance before you act on it.
Educational use only — not medical advice. Never a substitute for clinical judgement.