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2022年11月8日 · LASEK eye surgery is done under a topical anesthesia placed directly into the eye. During the procedure, the top layer of cells, or epithelium, is treated with alcohol for about 30 seconds and ...
- Causes
- Symptoms
- Overview
- Diagnosis
- Risks
The structure of your eye is to blame. When your eyeball is too long or the cornea -- the protective outer layer of your eye -- is too curved, the light that enters your eye wont focus correctly. Images focus in front of the retina, the light-sensitive part of your eye, instead of directly on the retina. This causes blurred vision. Doctors call thi...
High myopia: Its a more serious form of the condition, where the eyeball grows more than it is supposed to and becomes very long front to back. Besides making it hard to see things at a distance, it can also raise your chance of having other conditions like a detached retina, cataracts, and glaucoma. Chances are the only symptom is that more distan...
Degenerative myopia: Also called pathological or malignant myopia, it is a rare type you usually inherit from the genes of your parents. Your eyeball gets longer very quickly and causes severe myopia, usually by the teenage or early adult years. This type of myopia can get worse far into adulthood. Besides making it hard to see things at a distance...
An eye exam can show you if youre myopic. Glasses, contacts, or refractive surgery can usually correct the problem.
When you have myopia, your prescription for glasses or contact lenses will be a negative number. The more negative the number, the stronger your lenses will be. For example, -3.00 is stronger than -2.50.
2022年7月12日 · ICL surgery (also known as EVO Implantable Collamer or Interocular Contact Lens) is an alternative to Lasik. During the procedure, an eye surgeon who is specially trainedimplants contact lenses...
2021年11月29日 · Your outcome will depend on the condition of your eye and the work that needs to be done to repair it. Still, every surgery comes with risks and possible complications. After a vitrectomy, there ...
2023年6月6日 · ORIF surgery is only needed for severe fractures. It's often performed as emergency surgery. If your bone is in pieces, it may need to be repositioned and held in place with screws or plates until ...
2022年9月21日 · ACL surgery is a procedure that doctors use to replace a torn ligament in your knee. The ACL (anterior cruciate ligament) is a band of tissue inside your knee. It gets damaged when it stretches or ...
2023年5月22日 · A typical aPTT value is 30 to 40 seconds. If you get the test because you’re taking heparin, you’d want your PTT results to be more like 120 to 140 seconds, and your aPTT to be 60 to 80 ...
