Fundus microvascular examination

Fundus microvascular examination can not only diagnose retinopathy, but also the extent of systemic microvascular disease. Basic Information Specialist Category: Ophthalmic Examination Category: Physical Examination Applicable gender: whether men and women apply fasting: not fasting Tips: Inappropriate people: patients with glaucoma antispasmodic agents. Normal value Diabetic eye disease mainly refers to the damage of the fundus microvascular system caused by hyperglycemia. Because the microscopic blood vessels in the fundus are small and fine, it is a high incidence area of ​​diabetic complications. The main surface is not blocked or occluded in the fundus microvasculature, normal vision, no abnormality in the fundus, and thus the normal range. . Clinical significance Abnormal result The microscopic blood vessels in the fundus are blocked or occluded, the vision is reduced, and the fundus is bleeding, resulting in blindness. Patients who need to be examined for diabetic foot. Precautions Taboo before inspection: find the situation, when to deal with it. Avoid delays. Requirements for inspection: Regular inspections, with the doctor. Inspection process Checking eyesight: It is the easiest method, but many early retinopathy do not affect vision, so early retinopathy cannot be detected in time by visual acuity alone. Ophthalmoscopy: The most common method, after the sputum sputum, doctors use the ophthalmoscope to directly observe the retinal changes in the fundus, you can initially evaluate the extent of retinopathy. Fundus fluorescein angiography: The most accurate method, after intravenous injection of contrast agent, use a special angiograph to accurately observe the degree of retinopathy, accurately staging retinopathy, and decide whether laser photocoagulation is needed. Not suitable for the crowd Inappropriate people: patients with glaucoma antispasmodic agents.