Review Article

Clinical Usefulness of Response Profiles to Rapidly Incremental Cardiopulmonary Exercise Testing

Figure 12

Change in heart rate oxygen uptake (arrow) slope (arrow) during incremental CPET in a patient with severe cardiovascular limitation to exercise (panel (a)). Note that this led to a plateau in pulse ( ratio) as the -intercept becomes zero; that is, the relationship passes through its origin (panel (b)). Unl is unloaded pedaling.
359021.fig.0012a
(a)
359021.fig.0012b
(b)