Clinical Study

A Method for Visualization of Fine Retinal Vascular Pulsation Using Nonmydriatic Fundus Camera Synchronized with Electrocardiogram

Figure 5

Variation of individual vessel diameter at different cardiac points. (a) Average arteriole caliber change across one cardiac cycle and (b) average venule caliber change across one cardiac cycle.
865834.fig.005a
(a)
865834.fig.005b
(b)