Why do you want to dilate your eyes? Is there what injury in pupil dilation examination?

Mydriasis examination, also known in some places as [mydriasis] or [ciliary muscle paralysis] examination, is a method to diffuse the pupil through eye drops so that doctors can examine the eyes more comprehensively. Why do you need mydriasis examination? Before answering this question, let’s assume another question: If a person wants to see the layout of the room, will he choose to spy through the keyhole or directly open the door to check? Perhaps you will say, of course, you choose to open the door directly, because only in this way can you see everything in the room. Then returning to the previous question, imagine that the pupil of a person is like the door of a room. When an Read More …

Vomiting is not a patent for stomach diseases, beware of glaucoma!

Often receive calls from other departments in the middle of the night: [Is the ophthalmologist there? I am a respiratory department. We have a patient with eye pain and vomiting. It is useless to use antiemetic drugs. I can’t see clearly. Can you come and have a look? ] In the past, the patient’s eyes were red, his eyesight was seriously reduced, and his intraocular pressure was 50 mmHg. The intraocular pressure was too high! On the ophthalmology must weapon: slit lamp, found is a typical angle-closure glaucoma acute attack, antiemetic medicine first don’t use, intraocular pressure drop, natural will not vomit. This vomiting, is not the patent of stomach trouble, may also be glaucoma. What is glaucoma? Glaucoma refers Read More …

Diabetes, hypertension, also want to check eyes regularly?

I can’t see clearly. There are shadows floating around in front of me. Naturally, everyone will think of going to the ophthalmology department to see a doctor. But sometimes, I have some seemingly unrelated problems with my eyes, and my eyes do not feel uncomfortable in what. In fact, I also need to go to the ophthalmology department for regular reexamination. Let’s look at the following two examples first:

Using Technology to Achieve Barrier-free Life

Perhaps many people do not realize that 80% to 90% of the information we receive every day is obtained through our eyes. Friends who cannot see clearly or even cannot see at all can only compensate by touching and listening. In this world we are used to, there are many obstacles that they cannot overcome. Some people may think that it is only a very small number of people. But in fact, the number of this group is not small at all. According to the latest statistics, the prevalence rate of moderate and severe visual impairment in our country has reached 5.31%, 2.7 times the number of blind patients. On average, one in 20 people needs to use auxiliary equipment Read More …

Truth, how much harm does playing with mobile phones after turning off the lights?

With the development of society and the progress of science and technology, smart phones and tablet computers are becoming more and more common. Adults are playing, children also like to play, and many people still hold smart phones to play before going to bed at night. There are many articles circulating on the Internet about the eye damage caused by playing with mobile phones after turning off the lights at night. From the perspective of a professional ophthalmologist, I think some of them are quite reasonable and some are too exaggerated. The injuries discussed on the Internet include many aspects, from the ocular surface to the retina, so I will talk about my own views on several parts. Damage to Read More …