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Accidental mydriasis from scopolamine patches
Summary
Accidental eye exposure to scopolamine from transdermal patches can cause prolonged cycloplegia (temporary vision impairment). Promptly removing the patch and seeking medical advice is crucial for recovery.
Area of Science:
- Ophthalmology
- Pharmacology
Background:
- Transdermal scopolamine patches are commonly used for motion sickness.
- Direct ocular application of scopolamine is rare, but accidental contamination is possible.
Observation:
- A patient presented with acute, prolonged cycloplegia (impaired accommodation and dilated pupil).
- The patient initially denied using any medications.
Findings:
- Cycloplegia resolved after the patient admitted to recent handling of a transdermal scopolamine patch.
- This suggests accidental ocular exposure from the patch was the cause.
Implications:
- Ophthalmologists should consider transdermal scopolamine patch exposure in cases of unexplained cycloplegia.
- Patient history taking should include questions about transdermal patch use and potential ocular contact.