与直接检眼镜相比,放大倍率较低,但凭借宽广的视野、立体视以及与巩膜压迫的结合,能够高灵敏度地检测周边部视网膜裂孔、视网膜脱离和格子状变性。该检查是玻璃体视网膜疾病诊疗中不可或缺的检查,视网膜脱离术前全周详细眼底评估离不开BIO。美国眼科学会(AAO)2025年Preferred Practice Pattern也推荐在急性后玻璃体脱离、视网膜裂孔和格子状变性的评估中使用散瞳下BIO和巩膜压迫[2]。
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