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Which of the Following Five Adult Patients Receiving Ventilatory Support

Question 15

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Which of the following five adult patients receiving ventilatory support is the best candidate for weaning?  Maximum voluntary  Patient VCVE ventilation (MVV)  MIP VD/VTQ˙s/Q˙tA.1.5 L4.6 L9.9 L33 cmH2O0.4517%B.0.9 L12.1 L14.3 L28 cmH2O0.7612%C.1.3 L6.3 L16.7 L42 cmH2O0.3928%D.0.7 L5.4 L7.1 L18 cmH2O0.6511%\begin{array}{cccccc}&&&\text { Maximum voluntary }\\\text { Patient } &\mathrm{VC}& \underline{V_{E}}&\text { ventilation (MVV) }& \text { MIP }&\mathrm{V}_{\mathrm{D}} / \mathrm{V}_{\mathrm{T}}&\dot{\mathrm{Q}}_{s} / \dot{\mathrm{Q}}_{t}\\A.&1.5 \mathrm{~L} & 4.6 \mathrm{~L} & 9.9 \mathrm{~L} & -33 \mathrm{~cm} \mathrm{H}_{2} \mathrm{O} & 0.45 & 17 \% \\B.&0.9 \mathrm{~L} & 12.1 \mathrm{~L} & 14.3 \mathrm{~L} & -28 \mathrm{~cm} \mathrm{H}_{2} \mathrm{O} & 0.76 & 12 \% \\C.&1.3 \mathrm{~L} & 6.3 \mathrm{~L} & 16.7 \mathrm{~L} & -42 \mathrm{~cm} \mathrm{H}_{2} \mathrm{O} & 0.39 & 28 \% \\D.&0.7 \mathrm{~L} & 5.4 \mathrm{~L} & 7.1 \mathrm{~L} & -18 \mathrm{~cm} \mathrm{H}_{2} \mathrm{O} & 0.65 & 11 \%\end{array}

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