What Causes Sudden Blurry Vision in One Eye in the Morning?
1. Introduction Sudden blurry vision in one eye upon waking is frequently caused by overnight corneal drying, vascular occlusions, or acute angle-closure glaucoma. This unilateral visual distortion occurs when the mechanical integrity of the ocular surface is compromised or when blood flow to the optic nerve is abruptly interrupted during sleep. Immediate clinical differentiation is … Read more