The patient was an 85-year-old female. Because of blurred vision in his left eye for 1 year, he went to the Department of Ophthalmology, General Hospital of the People's Liberation Army. He has a history of myopia for more than 70 years and hypertension for more than 10 years. Before retirement, he was a nuclear weapons researcher. Eye examination: the naked eye visual acuity of the left eye was 0.02, the correction was not improved, and the light localization was accurate; The intraocular pressure was 24 mmHg (1 mmHg =0.133 kPa), the cornea was transparent, the anterior chamber depth was normal, the aqueous humor was clear, the chamber angle was open, the whole chamber angle was scattered with gray-white debris-like material deposits, the trabecular meshwork pigment grade was Ⅰ ~ Ⅱ (A in essence picture 1), the iris tremored, the pupil was round, about 3.0 mm in diameter, directly and indirectly responsive to light, there was no relative afferent pupil dysfunction, gray-white debris-like material deposits were seen at the pupil margin (B in essence picture 1), the lens was dislocated downward after the pupil was dilated, the upper suspensory ligament was seen with gray-white debris-like material deposits (C in essence picture 1), and the lens was opaque (D in essence picture 1); The fundus of his eyes could not be seen clearly, and the color of the optic disk was vaguely light. Clinical diagnosis: left eye capsule exfoliation syndrome; Cataract in left eye; Left eye lens subluxation; Secondary glaucoma of the left eye.