Trabecular meshwork pigmentation is a manifestation of the clinical diagnosis of pigmentary glaucoma. Pigmentary glaucoma is a secondary open-angle glaucoma caused by the pigmentation of the anterior segment of the eye. How to prevent trabecular meshwork pigmentation? 1. Keep your mood relaxed and avoid excessive emotional fluctuations. The main triggering factors for glaucoma are long-term mental irritation, irritability, depression, apprehension, and panic. 2, life, diet and living regular, work and rest, moderate physical exercise. Do not participate in strenuous exercise, maintain the quality of sleep, a light and nutritious diet, prohibit tobacco, alcohol, strong tea, coffee, appropriate control of water intake, not more than 1000-1200ml per day, a one-time drink should not exceed 400ml. 3, pay attention to eye health, scientific use of eyes. Do not read in bright light, the dark room stay not too long, the light must be sufficient soft, do not overuse the eyes. 4.Comprehensive regulation of systemic complications. 5, pay attention to the impact of drugs. 6.Women’s menopause, menopause and dysmenorrhea can increase IOP, which should be paid great attention. If glaucoma appears during menstruation, you should consult a specialist in time. 7, glaucoma family and risk factors, must be regularly reviewed, once there are signs of the onset of the disease, must actively cooperate with the treatment to prevent the sudden loss of visual function.