What are the common clinical symptoms of pathological myopia? 1. Visual dysfunction: Severe decrease in bare eye visual acuity, mostly below 0.1, with some having only a few fingers or manual vision. Best-corrected visual acuity decreases, and even with very thick lenses or contact lenses, the vision cannot be improved to normal. Visual field damage, decreased contrast sensitivity, loss of stereo vision, etc. 2. Eye axis: becoming longer. 3, myopia unstable: general simple myopia after a certain age, myopia will no longer deepen, but pathological myopia myopia always to constantly deepen, even a lifetime can not stop. 4, flying mosquitoes: vitreous turbidity caused by. 5, visual fatigue: can not last for a long time to see things, often accompanied by eye pain, headache, nausea, insomnia, etc., some patients can not even accept to wear glasses to correct. What are the complications of pathological myopia? 1. Fundus lesions: retinal degeneration fissure, cleft, detachment, macular hemorrhage are common and serious complications, which are the main cause of blindness. 2.Posterior scleral chylomalacia: mainly the thinning and posterior expansion of the posterior sclera. 3, cataract: clouding of the lens. 4, Amblyopia and strabismus: high myopia since childhood is prone to amblyopia and strabismus.