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Neuromodulation with Botulinum Toxin in Eyelid-Associated Ocular Surface Disease
Kaleb S Abbott1, Roshni J Echharam2, Laura M Periman3
1Department of Ophthalmology, University of Colorado School of Medicine; Kaleb.abbott@cuanschutz.edu.
Botulinum toxin can treat eyelid-associated ocular surface disease (EAOSD) by reducing eyelid muscle tension. This improves eyelid function and protects the ocular surface, alleviating EAOSD symptoms.
Area of Science:
- Ophthalmology
- Neurology
Background:
- Ocular surface disease (OSD) includes dry eye disease (DED) and eyelid-related disorders.
- Eyelid-associated ocular surface disease (EAOSD) results from anatomical issues or DED, causing friction, poor blinking, and surface exposure.
Purpose of the Study:
- To examine botulinum toxin applications for treating EAOSD.
- To explore how botulinum toxin improves eyelid function and ocular surface health.
Main Methods:
- Review of botulinum toxin's mechanism of action.
- Analysis of its use in orbicularis oculi, frontalis, or tarsal plate injections.
- Assessment of its effects on eyelid tone, apposition, and blinking.
Main Results:
- Botulinum toxin weakens muscles, reducing eyelid tension and improving eyelid-globe apposition.
- It addresses abnormal blinking, incomplete closure, and nocturnal lagophthalmos.
- These effects can alleviate symptoms of various EAOSD conditions.
Conclusions:
- Botulinum toxin is a viable treatment for EAOSD.
- It offers a therapeutic option for improving eyelid function and ocular surface protection.
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