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Cataract Surgery (Phacoemulsification)

This webpage will give you information about cataract surgery. If you have any questions, you should ask your GP or other relevant health professional.

What is a cataract?

A cataract is clouding of the natural lens in your eye usually caused by ageing. A cataract causes blurred vision or changes the focus of your eye.

What are the benefits of surgery?

If the operation is successful, your vision should improve.

Are there any alternatives to surgery?

New glasses may improve your vision to some extent. However, if the cataract is too advanced, surgery is the only option to restore your vision.

What does the operation involve?

Cataract surgery is usually performed under a local anaesthetic. However, a variety of anaesthetic techniques are possible.

Surgery involves removing the cataract and replacing it with an artificial lens implant (see figure1).

A cataract causes the lens to become cloudy, preventing light from reaching the back of the eye

Figure 1 - A cataract causes the lens to become cloudy, preventing light from reaching the back of the eye.

 

Your surgeon will usually break the cataract into small pieces using ultrasound (sound waves) and then remove it from your eye through a small cut.

 

They will then insert the lens implant behind the iris in the same bag (or capsule) that held the natural lens in place.

What complications can happen?

1 General complications of any operation

  • Pain
  • Bleeding
  • Infection

2 Specific complications of this operation

  • Tear in the bag which holds the lens in place
  • Severe bleeding
  • Clouding of the bag
  • Retinal detachment
  • Inflammation in the other eye

How soon will I recover?

You should be able to go home a few hours after the operation.

You should go to your optometrist (optician) for an eye test three to six weeks after your operation as you will usually need new glasses. Most people make a good recovery with improved vision.

Summary

A cataract is a common problem where the natural lens of your eye becomes cloudy. Cataract surgery should improve your vision.

Acknowledgements

Author: Dr Brian Fleck MD FRCSEd FRCOph

 

Illustrations: LifeART image copyright 2006 Lippincott Williams & Wilkins. All rights reserved.

 

This document is intended for information purposes only and should not replace advice that your relevant health professional would give you.

 

Copyright © 2008 EIDO Healthcare Limited

 

The operation and treatment information on this website is produced by EIDO Healthcare Ltd and is licensed by Ramsay Health Care UK.

 

The intellectual property rights to the information belong exclusively to EIDO Healthcare Limited.

 

You may not copy, print out, download or otherwise reproduce any of the information other than for your personal, non-commercial use.

 

The information should not replace advice that your relevant health professional would give you.

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