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. Author manuscript; available in PMC: 2019 May 25.
Published in final edited form as: AJR Am J Roentgenol. 2016 Aug 17;207(5):1159–1166. doi: 10.2214/AJR.15.15957

Fig. 3—

Fig. 3—

Graph shows kinetic AUC of time point x to time point x + 1 as trapezoid (gray), which represents AUC of time points 3 and 4. Kinetic AUC for multiple time points can be obtained by addition of each trapezoid from neighboring time points. Dashed line represents y = 0.