Intraocular pressure, a major risk factor for glaucoma, is known to vary throughout the day,
yet glaucoma continues to progress in some patients despite it being well controlled. It is
important to understand how other glaucomatous risk factors are affected by circadian
variations. The purpose of this review is to analyze the literature concerning circadian
variations in systemic blood pressure, ocular perfusion pressure, and ocular blood flow and
to identify consensus findings regarding their impact on glaucoma. This review suggests that …