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Fig. 1 | Journal of Cardiothoracic Surgery

Fig. 1

From: Generation of ventilation/perfusion ratio map in surgical patients by dual-energy CT after xenon inhalation and intravenous contrast media

Fig. 1

A representative figure of the V/Q overlay and the histogram distribution change are shown before (a) and after resection (b). This patient developed pneumonia after resection after resection. The V/Q indices before and after resection were as follows; Mean(0.76,0.78), SD(0.38,0.34), Median(0.68,0.71), Mode(0.62,0.62), Skewness(0.02, 0.019), Kurtosis(0.07, 0.07), Fractal Dimension (2.49, 2.49), CV(0.50, 0.44)

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