What are the treatment methods for cataracts?

Written by Peng Xi Feng
Ophthalmology
Updated on September 28, 2024
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For the treatment of cataracts, the curative method is surgery, as medications generally do not have a curative effect. For early-stage cataracts, medications can control the condition. However, for advanced cataracts, medications are essentially ineffective. Currently, there is no specific drug for treating cataracts, and surgery is the best option. The common surgical methods for cataract are: 1. Intracapsular cataract extraction; 2. Phacoemulsification; The modern technique of extracapsular cataract extraction combined with the implantation of an artificial lens has become the most widely used surgical method and is also a relatively mature technique.

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Written by Peng Xi Feng
Ophthalmology
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Causes of cataracts

Various causes, such as aging, genetics, local nutritional disorders, immune and metabolic abnormalities, trauma, poisoning, radiation, etc., can lead to metabolic disorders of the lens, causing the denaturation of lens proteins and resulting in cloudiness; this is called cataract. Cataracts can be divided into congenital and acquired. Congenital cataracts, also known as developmental cataracts, are divided into anterior polar cataracts, posterior polar cataracts, nuclear cataracts, and total cataracts. Acquired cataracts are divided into senile cataracts, complicated cataracts, traumatic cataracts, metabolic cataracts, radiation cataracts, and those related to medications and poisoning.

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Written by Hu Shu Fang
Ophthalmology
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What is good to eat for cataracts?

Research shows that cataracts are related to the lack of certain trace elements, vitamin B, vitamin C, and amino acids. Therefore, we should eat more vegetables, fruits, fish, meat, and animal organs that contain the above substances in our diet. The diet should be light, avoiding greasy, heavily salted foods and strong spices. At the same time, smoking and alcohol should be avoided to cultivate good eating habits and maintain balanced nutrition. Additionally, it is important to rest and boost one's immunity, which are beneficial for preventing cataracts and inhibiting their progression.

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Written by Li Zhen Dong
Ophthalmology
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Cataract ou, od, os means what?

OU, OD, and OS are common descriptions in ophthalmology. OU represents both eyes, OD represents the right eye, and OS represents the left eye. These are abbreviations. For example, visual acuity for both eyes is denoted as OU, visual acuity for the left eye as OS, and visual acuity for the right eye as OD. These terms are typically used in medical records, not only to describe conditions like cataracts. For instance, the condition of cataracts in both eyes would be described as OU: OD 0.1, OS 0.3.

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Written by Hu Shu Fang
Ophthalmology
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Postoperative Care for Cataract Surgery

Post-cataract surgery, it is crucial to maintain eye hygiene. Patients must follow the doctor's orders, regularly use antibiotic eye drops to prevent eye infections, and avoid allowing bacteria to enter the eye and cause intraocular inflammation, a very frightening postoperative complication. If intraocular inflammation occurs, the eye will become red and painful, and vision will significantly decrease, necessitating emergency surgery. Therefore, patients should clean their hands, apply eye drops on time, avoid letting tap water enter the eye, and refrain from rubbing their eyes to prevent reopening the wound and bacterial invasion. After surgery, it is also important to keep bowel movements regular to avoid constipation, which can increase abdominal pressure and cause eye pain due to straining.

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Written by Hu Shu Fang
Ophthalmology
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Does cataract cause headache?

The main symptoms of cataracts include a decline in vision, with both near and far objects appearing unclear, and blurry vision. There is no significant eye pain or headaches, nor does it cause redness in the eyes. If headaches do occur, it is important to investigate the cause, such as checking if there is an increase in eye pressure or if the headache is caused by glaucoma, and to treat according to the specific cause. However, in the later stages or over-mature stage of cataracts, the lens may dissolve, which can potentially lead to phacolytic glaucoma, but this condition is very rare.