Coats disease is characterized by abnormal dilation of retinal capillaries and exudation of the inner and outer layers of the eye retina. It can be mostly seen in male teenagers. So far, there have no clear etiology and pathological mechanism. The common treatment methods of Coats disease, which are the laser photocoagulation, cryotherapy, drug therapy, combination therapy(anti VEGF drugs combined with laser), surgical treatment(simple vitrectomy and or scleral drainage)and traditional Chinese medicine and other emerging treatment methods. The traditional Chinese medicine and Western medicine on the etiology and pathogenesis of the disease and the treatment of traditional Chinese and Western medicine were systematically reviewed in this paper.