Jove
Visualize
Contact Us
JoVE
x logofacebook logolinkedin logoyoutube logo
ABOUT JoVE
OverviewLeadershipBlogJoVE Help Center
AUTHORS
Publishing ProcessEditorial BoardScope & PoliciesPeer ReviewFAQSubmit
LIBRARIANS
TestimonialsSubscriptionsAccessResourcesLibrary Advisory BoardFAQ
RESEARCH
JoVE JournalMethods CollectionsJoVE Encyclopedia of ExperimentsArchive
EDUCATION
JoVE CoreJoVE BusinessJoVE Science EducationJoVE Lab ManualFaculty Resource CenterFaculty Site
Terms & Conditions of Use
Privacy Policy
Policies

Related Experiment Videos

Idiopathic macular telangiectasia.

Lawrence A Yannuzzi1, Anne M C Bardal, K Bailey Freund

  • 1LuEsther T. Mertz Retinal Research Center, Manhattan Eye, Ear, and Throat Hospital, New York, NY 10021, USA. vrmny@aol.com

Archives of Ophthalmology (Chicago, Ill. : 1960)
|April 12, 2006
PubMed
Summary

This study reviews idiopathic macular telangiectasia, proposing a simplified two-type classification (aneurysmal and perifoveal) based on new clinical and imaging data, omitting the rare occlusive type.

Related Concept Videos

You might also read

Related Articles

Articles linked to this work by shared authors, journal, and citation graph.

Sort by
Same author

Proteomic profiling reveals treatment-dependent inflammatory signatures and identifies biomarkers of refractory age-related macular degeneration.

Frontiers in pharmacology·2026
Same author

Persistent placoid maculopathy: long term outcomes and prognostic factors.

Retina (Philadelphia, Pa.)·2026
Same author

Six-Month Real-World Data in Macular Edema Due to Retinal Vein Occlusion Treated with Faricimab: Swiss Retina Research Network Report.

Ophthalmology and therapy·2026
Same author

Comparison of Clarus, Optos, and Heidelberg Systems for Geographic Atrophy Area Measurements.

Ophthalmology science·2026
Same author

Retinal vascular occlusions during COVID-19: an epidemiological survey.

Frontiers in ophthalmology·2026
Same author

Ultra-high-resolution imaging of acute macular neuroretinopathy: a case report.

American journal of ophthalmology case reports·2026

Area of Science:

  • Ophthalmology
  • Medical Imaging
  • Retinal Diseases

Background:

  • Idiopathic macular telangiectasia (IMT) encompasses a spectrum of retinal vascular disorders.
  • Previous classifications, like the Gass-Blodi system, have guided diagnosis and research.
  • New clinical and imaging insights necessitate a re-evaluation of IMT classification.

Purpose of the Study:

  • To determine the frequency and characteristics of IMT.
  • To classify IMT subtypes based on novel clinical and imaging findings.
  • To propose a simplified and improved classification system for IMT.

Main Methods:

  • A 3-year retrospective and prospective analysis of newly diagnosed IMT patients.
  • Patient classification utilized the Gass-Blodi criteria.

Related Experiment Videos

  • Diagnostic tools included biomicroscopy, fluorescein angiography, and optical coherence tomography.

    • Main Results:

    • Ten patients with aneurysmal telangiectasia (Gass-Blodi group 1) and 26 with perifoveal telangiectasia (Gass-Blodi group 2) were identified.
    • No cases of occlusive telangiectasia (Gass-Blodi group 3) were found.
    • Novel observations were made using clinical examination and advanced imaging techniques.

    Conclusions:

    • The frequency of IMT in this series aligns with previous Gass-Blodi study findings.
    • New observations enhance understanding of the clinical spectrum of aneurysmal and perifoveal telangiectasia.
    • A simplified two-type classification (Type I: aneurysmal, Type II: perifoveal) is proposed for clarity in research and education, omitting the occlusive type due to rarity and distinct pathology.