Patient: Description (onset time, main symptoms, hospital visited, etc.): My father, 73 years old, had cataract surgery last Thursday, his eye pressure rose and he vomited, then the eye pressure dropped to normal with medication, but he reported that he felt dizzy when he opened his eyes to see something and always liked to squint. (Post-operative examination is normal) He Yongqi, Cataract Center, Beijing Tongren Hospital: Hello, some patients may experience dizziness, glare and other uncomfortable symptoms after implantation of the lens, if there are no other adverse symptoms, there is no need to worry, just wait for adaptation. Wish you a speedy recovery!