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The Natural History of Geographic Atrophy Progression (GAP) Study

This study has been terminated.
Sponsor:
ClinicalTrials.gov Identifier:
NCT00599846
First Posted: January 24, 2008
Last Update Posted: March 2, 2010
The safety and scientific validity of this study is the responsibility of the study sponsor and investigators. Listing a study does not mean it has been evaluated by the U.S. Federal Government. Read our disclaimer for details.
Information provided by:
Alcon Research
  Purpose
The objective of the 18-month trial is to evaluate the natural history of geographic atrophy by assessing the rate of progression of the geographic atrophic lesion over time.

Condition
Age-Related Macular Degeneration Geographic Atrophy

Study Type: Observational
Study Design: Observational Model: Case-Only
Time Perspective: Prospective

Resource links provided by NLM:


Further study details as provided by Alcon Research:

Primary Outcome Measures:
  • GA progression rate using fundus autofluorescence [ Time Frame: From baseline ]

Secondary Outcome Measures:
  • GA progression rate using fundus photography [ Time Frame: From baseline ]

Estimated Enrollment: 1000
Study Start Date: December 2007
Primary Completion Date: December 2009 (Final data collection date for primary outcome measure)
  Eligibility

Information from the National Library of Medicine

Choosing to participate in a study is an important personal decision. Talk with your doctor and family members or friends about deciding to join a study. To learn more about this study, you or your doctor may contact the study research staff using the contacts provided below. For general information, Learn About Clinical Studies.


Ages Eligible for Study:   55 Years and older   (Adult, Senior)
Sexes Eligible for Study:   All
Accepts Healthy Volunteers:   No
Sampling Method:   Non-Probability Sample
Study Population
Patients showing signs of geographic atrophy secondary to age-related macular degeneration with no CNV lesion.
Criteria

Inclusion Criteria:

  • Clinical diagnosis of geographic atrophy secondary to age-related macular degeneration with no CNV lesion.

Exclusion Criteria:

  • Age related
  Contacts and Locations
Information from the National Library of Medicine

To learn more about this study, you or your doctor may contact the study research staff using the contact information provided by the sponsor.

Please refer to this study by its ClinicalTrials.gov identifier (NCT number): NCT00599846


Locations
United States, Texas
Houston
Houston, Texas, United States, 77030
Sponsors and Collaborators
Alcon Research
Investigators
Study Director: Patricia Zilliox Alcon Research
  More Information

Publications automatically indexed to this study by ClinicalTrials.gov Identifier (NCT Number):
Responsible Party: Patricia Zilliox, Alcon
ClinicalTrials.gov Identifier: NCT00599846     History of Changes
Other Study ID Numbers: C-06-30
First Submitted: January 13, 2008
First Posted: January 24, 2008
Last Update Posted: March 2, 2010
Last Verified: February 2010

Keywords provided by Alcon Research:
age-related macular degeneration
geographic atrophy

Additional relevant MeSH terms:
Macular Degeneration
Atrophy
Geographic Atrophy
Retinal Degeneration
Retinal Diseases
Eye Diseases
Pathological Conditions, Anatomical


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