Valsalva retinopathy occurs due to a sudden rise in intrathoracic pressure (Valsalva maneuver) which is transmitted to the superficial retinal vessels resulting in their rupture. It is often encountered in young and middle-aged people who present with sudden diminution of vision which can vary from

中文翻译：

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长期 Valsalva 视网膜病变

Valsalva 视网膜病变是由于胸腔内压力突然升高（Valsalva 动作）而发生的，压力会传输到浅层视网膜血管，导致其破裂。这种情况经常发生在年轻人和中年人身上，他们的视力突然下降，其程度可以从