Contact Lenses: Applying AS-OCT…

Anterior segment (AS)-OCT is proving to be an equally important tool in the evaluation of the ocular surface and in the fitting and management of specialty contact lenses.

June 2, 2025
3 min

Optometric Management

Overview

Revise to specify the role of AS-OCT in clinical decision-making beyond measurements.

Background

The integration of AS-OCT into specialty contact lens practice is vital for improving patient outcomes. This technology allows for detailed imaging and measurement of the ocular surface, which is essential for diagnosing conditions like dry eye disease and keratoconus. As the demand for specialty lenses grows, understanding the capabilities of AS-OCT becomes increasingly important for optometrists.

Data Highlights

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Key Findings

AS-OCT measures tear meniscus height and area, aiding in dry eye assessment.
It provides precise imaging for early detection of keratoconus and assessment of corneal ectasia.
AS-OCT is beneficial for fitting various rigid lenses, including scleral lenses.
Measurements from AS-OCT can guide adjustments in lens fitting based on corneal vault and limbal clearance.
Comparative studies show AS-OCT and Scheimpflug imaging yield similar corneal pachymetry results.

Clinical Implications

Optometrists should incorporate AS-OCT into their practice to enhance the fitting process for specialty contact lenses. Regular use of this technology can lead to better patient outcomes through improved assessments of ocular surface health and lens fit.