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Table 1 Etiology of primary vitreous floaters and their descriptions

From: Outcomes of pars plana vitrectomy for visually significant floaters in Northern Alberta

Primary myodesopsiae

Description

Vitreosenesence ex. PVD

Weiss ring, vitreous condensation

Embryological

Muscae volitantes

Hereditary disorders ex. Marfan Syndrome, Wagner Syndrome, Stickler syndrome

Vitreous veils interspersed in an optically empty vitreous

Constitutional ex. Axial Myopia

Vitreous condensation