Patients may report flashes of light, floaters, a curtain or shadow moving over the field of vision, and peripheral or central visual loss.

患者可能会看到闪光，漂浮物，帷幕或阴影遮挡住了视野，以及周边或中心视力丧失。

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He shut his eyes but, instead of praying for inward strength now, he found he was just looking at the strange reddish dark and the little flashes and floaters in there that got almost hypnotic when you really looked at them.

NEWYORKER: Wiggle Room