Case #21 Cataract

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History

Patient complaining about painless, progressive loss of vision over a period of a year. Reading became more difficult and an increase in strength of the bifocal glasses did not help. There was no history of eye trauma or disease. After dilation of the pupil, the view with the direct ophthalmoscope showed a central opacity. Slit lamp examination showed the opacificaton was localized in the posterior lens capsule.

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Question #1

What is a cataract? Elaborate on the types and location of lens changes?

Question #2

Is there an hereditary basis for all cataracts?

Question #3

What are the indications for cataract removal?

Question #4

List the different methods of cataract removal.

Question #5

What is meant by the term pseudophakia?

References

Kolder HE: Care of cataracts. Primary Care. Vol. 9. 1982, 4:801-815.

Dowling JL Jr, Bahr RL: A survey of current cataract surgical techniques. Am J Ophthalmol. 1985; 99:35-39.

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last updated: 10/10/2011