A Study of Scheimpflug Analysis in Participants with Normal Corneas


  • Study type

  • Study IDs

  • Describes the nature of a clinical study. Types include:

    • Observational study — observes people and measures outcomes without affecting results.
    • Interventional study (clinical trial) — studies new tests, treatments, drugs, surgical procedures or devices.
    • Medical records research — uses historical information collected from medical records of large groups of people to study how diseases progress and which treatments and surgeries work best.
  • Site IRB
    • Rochester, Minnesota: 13-003981
    Sponsor Protocol Number: 13-003981

About this study

The purpose of this study is to establish central and peripheral corneal thickness across a broad age range of subjects with normal corneas.  Determine normal light scattering properties from the cornea.  Establish trends in the curvature of the anterior and posterior surfaces of the cornea with age.

Participation eligibility

Participant eligibility includes age, gender, type and stage of disease, and previous treatments or health concerns. Guidelines differ from study to study, and identify who can or cannot participate. If you need assistance understanding the eligibility criteria, please contact the study team.

See eligibility criteria

Inclusion Criteria:

  • Normal cornea and normal anterior segment.

Exclusion Criteria: 

  • Anterior segment disease 
  • Medications known to affect the cornea 
  • Diabetes 
  • History of herpetic keratitis 
  • History of other corneal disease or surgery 
  • Contact lens wear


Participating Mayo Clinic locations

Study statuses change often. Please contact us for help.

Mayo Clinic Location Status Contact

Rochester, Minn.

Mayo Clinic principal investigator

Sanjay Patel, M.D.

Closed for enrollment

Contact information:

Heidi Rubin




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