Contact Lens & Anterior Eye
Volume 30, Issue 4 , Pages 223-232 , September 2007

Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study: Methods and findings to date

  • H. Wagner

      Affiliations

    • Nova Southeastern University, College of Optometry, Ft. Lauderdale, FL, United States
    • ,
  • J.T. Barr

      Affiliations

    • The Ohio State University College of Optometry, 338 West Tenth Avenue, Columbus, OH 43210, United States
    • ,
  • K. Zadnik

      Affiliations

    • The Ohio State University College of Optometry, 338 West Tenth Avenue, Columbus, OH 43210, United States
    • Corresponding Author InformationCorresponding author. Tel.: +1 614 292 6603; fax: +1 614 292 4705.
    • ,
  • the Collaborative Longitudinal Evaluation of Keratoconus (CLEK) Study Group

  • Image Result

    Fluorescein evaluation is characterized by (A) definite touch, (B) touch, (C) clearance and (D) definite clearance.

    Fluorescein evaluation is characterized by (A) definite touch, (B) touch, (C) clearance and (D) definite clearance.

  • Image Result

    Apical corneal scarring.

    Apical corneal scarring.

  • Image Result

    (A) Mean high-contrast, best-corrected visual acuity (BCVA), averaged across the right and left eyes, over time. Values are means±S.E.M. of both eyes as a function of the follow-up visit. (B) Mean low

    (A) Mean high-contrast, best-corrected visual acuity (BCVA), averaged across the right and left eyes, over time. Values are means±S.E.M. of both eyes as a function of the follow-up visit. (B) Mean low-contrast BCVA, averaged across the right and left eyes, over time. Values are means±S.E.M. of both eyes as a function of the follow-up visit [23].

PII: S1367-0484(07)00036-7

doi: 10.1016/j.clae.2007.03.001

Contact Lens & Anterior Eye
Volume 30, Issue 4 , Pages 223-232 , September 2007

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