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A Doppler-sonographic study in glaucoma.

M Martorina, M Camerlingo

    Ophthalmologica. Journal International D'Ophtalmologie. International Journal of Ophthalmology. Zeitschrift Fur Augenheilkunde
    |January 1, 1987
    PubMed
    Summary
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    Dopplersonography revealed significant differences in blood flow velocity in the ophthalmic arteries of patients with glaucoma compared to healthy individuals. This technique may offer insights into posterior ciliary artery blood flow in glaucoma assessment.

    Area of Science:

    • Ophthalmology
    • Medical Imaging
    • Vascular Biology

    Background:

    • Glaucoma is a leading cause of irreversible blindness.
    • Ophthalmic artery blood flow alterations are implicated in glaucoma pathogenesis.
    • Non-invasive assessment of ocular hemodynamics is crucial for glaucoma management.

    Purpose of the Study:

    • To compare ophthalmic artery blood flow velocity between glaucomatous and normal eyes using dopplersonography.
    • To investigate potential correlations between blood flow parameters and glaucoma.
    • To explore the utility of dopplersonography in assessing ocular hemodynamics relevant to glaucoma.

    Main Methods:

    • Dopplersonographic techniques were employed to assess blood flow.
    • Ophthalmic artery blood flow velocity was measured in the supertrochlear and lateral superorbital areas.

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  • A cohort of 65 glaucomatous eyes (33 patients) and 38 normal eyes (19 subjects) was studied.

    • Main Results:

    • A statistically significant difference in blood flow velocity was observed in the lateral superorbital area between glaucomatous and normal eyes.
    • No significant difference was noted in the supertrochlear area.
    • These findings suggest localized hemodynamic changes in glaucoma.

    Conclusions:

    • Dopplersonography can detect significant differences in ophthalmic artery blood flow velocity in glaucoma patients.
    • The lateral superorbital area may be a key region for Doppler assessment in glaucoma.
    • Further research could explore Doppler assessment of posterior ciliary artery flow at this orbital point.