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Triamcinolone as Adjunctive Treatment to Laser Panretinal Photocoagulation for Proliferative Diabetic Retinopathy
This study has been completed.
First Received: March 2, 2007   No Changes Posted
Sponsor: University of Sao Paulo
Collaborator: Coordenação de Aperfeiçoamento de Pessoal de Nível Superior.
Information provided by: University of Sao Paulo
ClinicalTrials.gov Identifier: NCT00443521
  Purpose

The purpose of the study is to evaluate intravitreal injection of triamcinolone acetonide after laser panretinal photocoagulation in the treatment of proliferative diabetic retinopathy.


Condition Intervention Phase
Diabetic Retinopathy
Drug: Triamcinolone Acetonide 4 mg intravitreal injection
Procedure: Panretinal photocoagulation
Phase II
Phase III

Study Type: Interventional
Study Design: Treatment, Randomized, Open Label, Active Control, Parallel Assignment, Safety/Efficacy Study
Official Title: Triamcinolone as Adjunctive Treatment to Laser Panretinal Photocoagulation for Proliferative Diabetic Retinopathy

Resource links provided by NLM:


Further study details as provided by University of Sao Paulo:

Primary Outcome Measures:
  • Visual acuity (ETDRS)
  • Optic coherence tomography
  • Vitreous haemorrhage

Secondary Outcome Measures:
  • Safety and Tolerance of the treatment

Estimated Enrollment: 30
Study Start Date: March 2005
Estimated Study Completion Date: July 2006
Detailed Description:

The current gold standard for the treatment of proliferative diabetic retinopathy is panretinal photocoagulation. Therefore this study is designed using both treatments in the same patient: intravitreal triamcinolone plus panretinal photocoagulation in one eye, compared to panretinal photocoagulation alone in the contralateral eye. These patients had their visual acuity measured and complete ophthalmological examination was performed, including macular slit lamp examination, fluorescein angiography and optical coherence tomography.

Patients with symmetric proliferative diabetic retinopathy without high risk characteristics receive laser therapy in both eyes and triamcinolone injections in one eye. For the triamcinolone injections, numbing drops, antibiotic drops, and drops to dilate the pupil, and possibly and anesthetic injection, are put in the eye before the medicine is injected into the vitreous. Patients return for follow-up visits 1 day, 1 and 4 weeks after the injection, and then 3 and 6 months. Patients whose condition does not improve may undergo new evaluation.

  Eligibility

Ages Eligible for Study:   40 Years and older
Genders Eligible for Study:   Both
Accepts Healthy Volunteers:   No
Criteria

Inclusion Criteria:

  • Type II Diabetes
  • symmetric proliferative diabetic retinopathy without high risk characteristics
  • Informed consent signed

Exclusion Criteria:

  • previous treatment for diabetic retinopathy
  • media opacities that may interfere with clinical, photographically or OCT examinations
  • inability to understands the implications of the protocol
  • Glaucoma or ocular hypertension
  • Any other pathology that could cause retinal alterations
  • Patients with any other situation that may interfere in study completion based in Investigator´s opinion
  Contacts and Locations
Please refer to this study by its ClinicalTrials.gov identifier: NCT00443521

Locations
Brazil
Retina and Vitreous Service, Department of Ophthalmology. Hospital das Clínicas. University of São Paulo School of Medicine
São Paulo, Brazil, 05403-000
Sponsors and Collaborators
University of Sao Paulo
Coordenação de Aperfeiçoamento de Pessoal de Nível Superior.
Investigators
Principal Investigator: Otacílio O Maia Júnior, M.D. Retina and Vitreous Service, Department of Ophthalmology. Hospital das Clínicas. University of São Paulo School of Medicine, Brazil
Study Director: Walter Y Takahashi, M.D. Retina and Vitreous Service, Department of Ophthalmology. Hospital das Clínicas. University of São Paulo School of Medicine, Brazil
  More Information

No publications provided

Study ID Numbers: 310/05
Study First Received: March 2, 2007
Last Updated: March 2, 2007
ClinicalTrials.gov Identifier: NCT00443521     History of Changes
Health Authority: Brazil: National Committee of Ethics in Research

Keywords provided by University of Sao Paulo:
Diabetes Mellitus/ complications
Diabetic Retinopathy
Triamcinolone
Laser coagulation
Tomography, optical coherence

Additional relevant MeSH terms:
Anti-Inflammatory Agents
Molecular Mechanisms of Pharmacological Action
Immunologic Factors
Eye Diseases
Physiological Effects of Drugs
Hormones, Hormone Substitutes, and Hormone Antagonists
Vascular Diseases
Diabetes Mellitus
Endocrine System Diseases
Enzyme Inhibitors
Triamcinolone diacetate
Immunosuppressive Agents
Hormones
Glucocorticoids
Pharmacologic Actions
Diabetic Angiopathies
Triamcinolone hexacetonide
Diabetic Retinopathy
Triamcinolone Acetonide
Therapeutic Uses
Triamcinolone
Cardiovascular Diseases
Retinal Diseases
Diabetes Complications

ClinicalTrials.gov processed this record on February 08, 2010