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

[Biometric study of acute-angle-closure glaucoma using Orbscan and echography].

C Allouch1, O Touzeau, V Borderie

  • 1Pôle Saint Antoine/CHNO des Quinze-Vingts, 28, rue de Charenton, 75571 Paris 12. allouch@quinze-vingts.fr

Journal Francais D'Ophtalmologie
|March 25, 2004
PubMed
Summary

Orbscan and echography biometry can predict acute-angle-closure glaucoma (AACG). Anterior chamber depth is the best predictor, aiding in early diagnosis and management of AACG.

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

Cancer-related fatigue and depression: a monocentric, prospective, cross-sectional study in advanced solid tumors.

ESMO open·2022
Same author

Epidemiological changes in cutaneous lymphomas: an analysis of 8593 patients from the French Cutaneous Lymphoma Registry.

The British journal of dermatology·2020
Same author

Boosting the sterile insect technique with pyriproxyfen increases tsetse flies Glossina palpalis gambiensis sterilization in controlled conditions.

Scientific reports·2020
Same author

Atypical severe diffuse lamellar keratitis presenting as concentric rings after femtosecond laser-assisted small-incision lenticule extraction (SMILE).

Journal francais d'ophtalmologie·2020
Same author

Sterile keratitis following standard corneal collagen crosslinking: A case series and literature review.

Journal francais d'ophtalmologie·2019
Same author

[In vivo confocal microscopy and optical coherence tomography in stromal corneal dystrophies].

Journal francais d'ophtalmologie·2019

Area of Science:

  • Ophthalmology
  • Biometry
  • Glaucoma Research

Background:

  • Acute-angle-closure glaucoma (AACG) is a serious condition requiring accurate diagnostic tools.
  • Biometric parameters of the anterior segment play a crucial role in AACG pathogenesis.
  • Non-invasive imaging techniques are valuable for assessing ocular structures.

Purpose of the Study:

  • To evaluate the efficacy of Orbscan and echography in measuring key biometric parameters for AACG prediction.
  • To compare biometric measurements between normal eyes, eyes before iridotomy, and eyes with a history of AACG.
  • To identify the most reliable biometric parameter for predicting AACG.

Main Methods:

  • Prospective study of 200 normal eyes, 50 eyes before YAG laser iridotomy, and 25 phakic eyes with a history of AACG.

Related Experiment Videos

  • Biometric measurements included iridocorneal angle (plane and polynomial modes), anterior chamber depth, axial length, and lens thickness.
  • Correlation analysis between biometric data and etiological classification.

    • Main Results:

    • Significant differences in age, sex, iridocorneal angle, anterior chamber depth, lens thickness, axial length, and spherical equivalent were observed across the groups (p<0.002).
    • Polynomial iridocorneal angle measurements were significantly smaller in the iridotomy and AACG groups compared to the normal group (p<0.001).
    • Anterior chamber depth measurement by Orbscan or echography was the strongest predictor of AACG (rs=0.77; p<0.001).

    Conclusions:

    • Orbscan and echography provide useful biometric data for AACG assessment.
    • Anterior chamber depth and polynomial iridocorneal angle measurements are valuable for predicting AACG.
    • These findings support the use of advanced imaging for early AACG detection and management.