Mean Arterial Pressure (MAP)

Used for determining end-organ perfusion
Details
Description
Mean Arterial Pressure (MAP) is defined as the average arterial pressure throughout one cardiac cycle, systole, and diastole. Used (amongst other things) to determine appropriate end-organ perfusion.
Academic References
Magder SA. The highs and lows of blood pressure: toward meaningful clinical targets in patients with shock. Crit Care Med. 2014;42(5):1241-1251. doi:10.1097/CCM.0000000000000324
See: https://www.ncbi.nlm.nih.gov/pubmed/24736333
Code Version Id
e3e63c0b-8ce3-419d-b4bf-b5163216151a
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// Copyright (C) 2023 Calcarta
module Calcarta.Calculation.``Mean_arterial_pressure_(map)``.Code
open Calcarta.CodeResource.Standard
open Calcarta.CodeResource.Units.QuantitiesOfMechanics.Pressure

type Patient = {
    [<Name("Systolic BP")>]
    [<Unit(MillimetreOfMercury)>]
    SystolicBP : decimal

    [<Name("Diastolic BP")>]
    [<Unit(MillimetreOfMercury)>]
    DiastolicBP : decimal
}

[<Name("Mean Arterial Pressure", AppliesTo = Argument.Output)>]
[<Unit(MillimetreOfMercury, AppliesTo = Argument.Output)>]
let ``mean_arterial_pressure_(map)`` (patient : Patient) = 
    (patient.SystolicBP + 2m * patient.DiastolicBP) / 3m