eMedicine Specialties > Ophthalmology > Refractive Disorders

Astigmatism, LASIK: Multimedia

Author: David R Hardten, MD, Phillips Eye Institute; Adjunct Clinical Associate Professor, Director of Refractive Surgery at Minnesota Eye Consultants, Pennsylvania College of Optometry; Clinical Associate Professor, Department of Ophthalmology, University of Minnesota Medical School, Minnesota Veterans Affairs Medical Center
Coauthor(s): Ahmad M Fahmy, OD, Fellow, Department of Ophthalmology, Minnesota Eye Consultants; Scott G Hauswirth, OD, Consulting Staff, Department of Optometry, Minnesota Eye Consultants
Contributor Information and Disclosures

Updated: Nov 10, 2009

Multimedia

Typical astigmatic keratectomy incisions.
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Media file 1: Typical astigmatic keratectomy incisions.
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Typical astigmatic keratectomy incisions.

Typical astigmatic keratectomy incisions.

Wedge resection.
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Media file 2: Wedge resection.
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Wedge resection.

Wedge resection.

Corneal marker indicating optical zone diameter a...
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Media file 3: Corneal marker indicating optical zone diameter and degrees of arc.
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Corneal marker indicating optical zone diameter a...

Corneal marker indicating optical zone diameter and degrees of arc.

LASIK for myopic with-the-rule astigmatism.
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Media file 4: LASIK for myopic with-the-rule astigmatism.
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LASIK for myopic with-the-rule astigmatism.

LASIK for myopic with-the-rule astigmatism.

LASIK for myopic against-the-rule astigmatism.
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Media file 5: LASIK for myopic against-the-rule astigmatism.
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LASIK for myopic against-the-rule astigmatism.

LASIK for myopic against-the-rule astigmatism.

LASIK for hyperopic with-the-rule astigmatism.
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Media file 6: LASIK for hyperopic with-the-rule astigmatism.
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LASIK for hyperopic with-the-rule astigmatism.

LASIK for hyperopic with-the-rule astigmatism.

LASIK for hyperopic against-the-rule astigmatism.
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Media file 7: LASIK for hyperopic against-the-rule astigmatism.
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LASIK for hyperopic against-the-rule astigmatism.

LASIK for hyperopic against-the-rule astigmatism.

Corneal topography of a central island.
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Media file 8: Corneal topography of a central island.
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Corneal topography of a central island.

Corneal topography of a central island.

Corneal topographies of decentered myopic ablatio...
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Media file 9: Corneal topographies of decentered myopic ablations.
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Corneal topographies of decentered myopic ablatio...

Corneal topographies of decentered myopic ablations.

A properly aligned reticle. Note the position ov...
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Media file 10: A properly aligned reticle. Note the position over the center of the pupil.
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A properly aligned reticle. Note the position ov...

A properly aligned reticle. Note the position over the center of the pupil.

Infectious keratitis following LASIK. Note hyper...
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Media file 11: Infectious keratitis following LASIK. Note hyperemia, which typically does not occur in cases of diffuse lamellar keratitis.
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Infectious keratitis following LASIK. Note hyper...

Infectious keratitis following LASIK. Note hyperemia, which typically does not occur in cases of diffuse lamellar keratitis.

Epithelial ingrowth following LASIK surgery.
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Media file 12: Epithelial ingrowth following LASIK surgery.
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Epithelial ingrowth following LASIK surgery.

Epithelial ingrowth following LASIK surgery.

Diffuse lamellar keratitis - Stage 1.
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Media file 13: Diffuse lamellar keratitis - Stage 1.
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Diffuse lamellar keratitis - Stage 1.

Diffuse lamellar keratitis - Stage 1.

Diffuse lamellar keratitis - Stage 2.
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Media file 14: Diffuse lamellar keratitis - Stage 2.
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Diffuse lamellar keratitis - Stage 2.

Diffuse lamellar keratitis - Stage 2.

Diffuse lamellar keratitis - Stage 3. Note centra...
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Media file 15: Diffuse lamellar keratitis - Stage 3. Note central clumping of interface cells.
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Diffuse lamellar keratitis - Stage 3. Note centra...

Diffuse lamellar keratitis - Stage 3. Note central clumping of interface cells.

Diffuse lamellar keratitis - Stage 4. Note "crack...
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Media file 16: Diffuse lamellar keratitis - Stage 4. Note "cracked" appearance in central cornea following stromal melt.
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Diffuse lamellar keratitis - Stage 4. Note "crack...

Diffuse lamellar keratitis - Stage 4. Note "cracked" appearance in central cornea following stromal melt.

More on Astigmatism, LASIK

Overview: Astigmatism, LASIK
Workup: Astigmatism, LASIK
Treatment: Astigmatism, LASIK
Follow-up: Astigmatism, LASIK
Multimedia: Astigmatism, LASIK
References
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Further Reading

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Keywords

LASIK, astigmatism, PRK, PARK, refractive error, refraction, photoastigmatic refractive keratectomy, conventional laser in-situ keratomileusis, wavefront-guided laser in-situ keratomileusis, wavefront-guided LASIK, photorefractive keratoplasty, laser epithelial keratomileusis, LASEK, astigmatic keratotomy, corneal irregularity

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Contributor Information and Disclosures

Author

David R Hardten, MD, Phillips Eye Institute; Adjunct Clinical Associate Professor, Director of Refractive Surgery at Minnesota Eye Consultants, Pennsylvania College of Optometry; Clinical Associate Professor, Department of Ophthalmology, University of Minnesota Medical School, Minnesota Veterans Affairs Medical Center
David R Hardten, MD is a member of the following medical societies: Alpha Omega Alpha, American Academy of Ophthalmology, American College of Surgeons, American Medical Association, American Society of Cataract and Refractive Surgery, and International Society of Refractive Surgery
Disclosure: Alcon, Allergan, AMO, TLCVision, STAAR, Kolis, Ophtec Grant/research funds Other

Coauthor(s)

Ahmad M Fahmy, OD, Fellow, Department of Ophthalmology, Minnesota Eye Consultants
Ahmad M Fahmy, OD is a member of the following medical societies: American Academy of Optometry and American Optometric Association
Disclosure: Nothing to disclose.

Scott G Hauswirth, OD, Consulting Staff, Department of Optometry, Minnesota Eye Consultants
Scott G Hauswirth, OD is a member of the following medical societies: International Society of Refractive Surgery
Disclosure: Nothing to disclose.

Medical Editor

Daniel S Durrie, MD, Director, Department of Ophthalmology, Division of Refractive Surgery, University of Kansas Medical Center
Daniel S Durrie, MD is a member of the following medical societies: American Academy of Ophthalmology and Association for Research in Vision and Ophthalmology
Disclosure: Nothing to disclose.

Pharmacy Editor

Simon K Law, MD, PharmD, Assistant Professor of Ophthalmology, Jules Stein Eye Institute; Chief of Section of Ophthalmology Surgical Services, Department of Veterans Affairs Healthcare Center, West Los Angeles
Simon K Law, MD, PharmD is a member of the following medical societies: American Academy of Ophthalmology, American Glaucoma Society, and Association for Research in Vision and Ophthalmology
Disclosure: Nothing to disclose.

Managing Editor

Louis E Probst, MD, Medical Director of Refractive Surgery, Chicago, Madison, Milwaukee, and Windsor Centers, TLC the Laser Eye Centers
Louis E Probst, MD is a member of the following medical societies: American Academy of Ophthalmology, American Society of Cataract and Refractive Surgery, and International Society of Refractive Surgery
Disclosure: Nothing to disclose.

CME Editor

Lance L Brown, OD, MD, Ophthalmologist, Affiliated With Freeman Hospital and St John's Hospital, Regional Eye Center, Joplin, Missouri
Disclosure: Nothing to disclose.

Chief Editor

Hampton Roy Sr, MD, Associate Clinical Professor, Department of Ophthalmology, University of Arkansas for Medical Sciences
Hampton Roy Sr, MD is a member of the following medical societies: American Academy of Ophthalmology, American College of Surgeons, and Pan-American Association of Ophthalmology
Disclosure: Nothing to disclose.

 
 
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