Fundus disease is a general term for a group of diseases that can be divided into many different types, and the treatment options are different for each type. Common fundus diseases include: the first category, vascular diseases. For example, retinal vein obstruction usually requires conservative treatment with medications. In the early stage, we can choose drugs that activate blood circulation and nourish nerves, such as methylcobalamin tablets, compound thromboxane capsules, lecithin complex iodine tablets, etc. After conservative treatment, the disease can be improved. If necessary, retinal laser photocoagulation can also be performed. The second category, macular fissure, macular anterior membrane or retinal detachment, is usually more serious, and it is difficult to be cured by conservative medication, and must be fully recovered by surgery, the common surgical method is vitrectomy, which may be combined with internal membrane tearing or retinal repositioning.