Photodynamic Therapy (PDT) Versus Transpupillary Thermotherapy (TTT) in Occult Choroidal Neovascularization (CNV) in Age-related Macular Degeneration (AMD)

This study has been terminated.
(Difficulties in recruiting patients)
Information provided by:
University Hospital, Linkoeping Identifier:
First received: July 3, 2006
Last updated: January 11, 2010
Last verified: November 2003
The purpose of this study is to compare the effect of PDT and TTT for the treatment of subfoveal occult CNV in age-related macular degeneration.

Condition Intervention
Age-Related Macular Degeneration
Procedure: laser treatment

Study Type: Interventional
Study Design: Allocation: Randomized
Intervention Model: Parallel Assignment
Masking: Open Label
Official Title: Photodynamic Therapy Versus Transpupillary Thermotherapy in Occult CNV in Age-related Macular Degeneration

Resource links provided by NLM:

Further study details as provided by University Hospital, Linkoeping:

Study Start Date: November 2003
Estimated Study Completion Date: September 2005

Ages Eligible for Study:   55 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No

Inclusion Criteria:

  • > 55 years of age,
  • Subfoveal occult only CNV due to AMD,
  • < 4 disc areas or > 4 disc areas
  • VA < 0.4

Exclusion Criteria:

  • Sign of classic CNV,
  • CNV in other diagnoses than AMD,
  Contacts and Locations
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, see Learn About Clinical Studies.

Please refer to this study by its identifier: NCT00347906

Sponsors and Collaborators
University Hospital, Linkoeping
Principal Investigator: Christina I Frennesson, MD, PhD Linkoeping University
  More Information

No publications provided Identifier: NCT00347906     History of Changes
Other Study ID Numbers: Dnr 00052
Study First Received: July 3, 2006
Last Updated: January 11, 2010
Health Authority: Sweden: Institutional Review Board

Additional relevant MeSH terms:
Choroidal Neovascularization
Macular Degeneration
Choroid Diseases
Eye Diseases
Neovascularization, Pathologic
Pathologic Processes
Retinal Degeneration
Retinal Diseases
Uveal Diseases processed this record on November 30, 2015