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Reproducibility Study Measuring Ventilation, Gas Exchange and Surface-to-Volume Using Hyperpolarized Xenon in Free-breathing Human Subjects
Hooman Hamedani1, Stephen Kadlecek1, Faraz Amzajerdian1, Ryan Baron1, Kai Ruppert1, Ian Duncan1, Yi Xin1, Luis Loza1, Tahmina Achekzai1, Maurizio Cereda1, Kevin Ma1, David DiBardino1, and Rahim Rizi1
1University of Pennsylvania, Philadelphia, PA, United States
The goal of this study is to assess the reproducibility of our multibreath tidal breathing imaging scheme.
Figure 4: All test-retest correlation plots for functional maps (e.g, TV, lower, blue colormap and , red colormap) in two back-to-back repeats in a healthy nonsmoker and a severe COPD.