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, Minnesota VAMC
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: Jan 2, 2007

Multimedia

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

Typical astigmatic keratectomy incisions.

Photography of a wedge resection.Media file 2: Photography of a wedge resection.
Photography of a wedge resection.

Photography of a wedge resection.

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

Corneal marker indicating optical zone diameter and degrees of arc.

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

LASIK for myopic with-the-rule astigmatism.

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

LASIK for myopic against-the-rule astigmatism.

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

LASIK for hyperopic with-the-rule astigmatism.

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

LASIK for hyperopic against-the-rule astigmatism.

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

Corneal topography of a central island.

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

Corneal topographies of decentered myopic ablations.

A properly aligned reticle. Note the position ov...Media file 10: A properly aligned reticle. Note the position over the center of the pupil.
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...Media file 11: Infectious keratitis following LASIK. Note hyperemia, which typically does not occur in cases of diffuse lamellar keratitis.
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.Media file 12: Epithelial ingrowth following LASIK surgery.
Epithelial ingrowth following LASIK surgery.

Epithelial ingrowth following LASIK surgery.

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

Diffuse lamellar keratitis - Stage I.

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

Diffuse lamellar keratitis - Stage II.

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

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

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

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

More on Astigmatism, LASIK

Overview: Astigmatism, LASIK
Treatment: Astigmatism, LASIK
Follow-up: Astigmatism, LASIK
Multimedia: Astigmatism, LASIK
References

References

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Further Reading

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

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, Minnesota VAMC
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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