What causes blurred vision in the eyes?
May 06, 2024
Source: Cainiu Health
Dr. Wang Shuai
Introduction
Blurred vision may be caused by environmental factors, eye strain, myopia, cataracts, glaucoma, etc., and it is important to seek timely medical attention at a hospital. Follow the doctor's advice to improve the condition through general treatments, medications, or other methods. During treatment, avoid prolonged use of electronic devices such as computers, smartphones, and tablets, and allow your eyes sufficient rest time.
Blurred vision may be caused by environmental factors, eye strain, myopia, cataracts, glaucoma, etc. It is important to seek timely medical evaluation at a hospital and follow medical advice for improvement through general management, medication, or other treatments. Specific analyses are as follows:
1. Environmental factors: In dimly lit environments, the eye's ability to see clearly may be affected, resulting in blurred vision. This is a normal physiological phenomenon that typically resolves on its own when adequate lighting is provided.
2. Eye strain: Prolonged reading, writing, or similar activities can keep the eyes in a state of continuous tension, leading to ciliary muscle fatigue and subsequent blurred vision. It is recommended to reasonably manage screen time and avoid prolonged visual tasks.
3. Myopia: Myopia is often associated with genetic factors or improper use of the eyes. Due to abnormal shape of the eyeball or excessive axial length, light rays fail to focus accurately on the retina but instead focus in front of it, causing distant objects to appear blurry. It is advisable to visit a reputable ophthalmology clinic and correct vision by wearing appropriate eyeglasses.
4. Cataracts: Cataracts are commonly linked to malnutrition, oxidative damage, and aging. Reduced transparency and color changes in the lens prevent light from properly passing through to the retina, potentially causing symptoms such as blurred vision, glare sensitivity, and night blindness. Follow medical advice to use medications such as phacolysin eye drops, pirenoxine sodium eye drops, or bingzhen quyi eye drops to alleviate symptoms.
5. Glaucoma: Glaucoma may be related to genetic factors. Damage to the retinal nerve fiber layer can lead to symptoms including eye pain, photophobia, tearing, and blurred vision. Under a doctor’s guidance, medications such as mannitol injection, prednisolone acetate injection, and betaxolol hydrochloride eye drops may be used to relieve symptoms.
During treatment, avoid prolonged use of electronic devices such as computers, smartphones, and tablets to ensure sufficient rest for the eyes.
