2. Two disciplines, the refractive center, cataract center, fundus department and glaucoma department belong to ophthalmology, which is also called a sub-discipline;

3. Why did Tongren Hospital Ophthalmology Association set up Qu Guangya discipline? Because my colleagues' ophthalmology is the oldest in China, and there are too many doctors and patients. In order to make medical care more subdivided and specialized, more than ten sub-disciplines have been established. Ophthalmology in general hospitals is only divided into medical groups, and there is no medical branch.