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Etretinate and visual function: a 1-year follow-up study
J F Pitts1, R M Mackie, G N Dutton
1Tennent Institute of Ophthalmology, Western Infirmary, Glasgow, U.K.
The British Journal of Dermatology
|July 1, 1991
Summary
Long-term etretinate treatment showed no signs of ocular toxicity in four patients. This study found no evidence of visual dysfunction despite prolonged use and high doses of the drug.
Area of Science:
- Ophthalmology
- Dermatology
- Pharmacology
Background:
- Concerns exist regarding the potential retinotoxicity of etretinate, a drug used in treating various skin conditions.
- Previous literature has raised questions about the safety of etretinate concerning ocular health.
Purpose of the Study:
- To evaluate the ocular safety of long-term etretinate treatment.
- To investigate potential visual dysfunction in patients receiving etretinate therapy.
Main Methods:
- Detailed ophthalmological evaluations were conducted over a 1-year period.
- Four patients with a history of long-term etretinate treatment were included in the study.
Main Results:
- No evidence of ocular toxicity was observed in any of the four patients.
- Despite prolonged treatment and high cumulative doses of etretinate, no visual dysfunction was detected.
Conclusions:
- Long-term etretinate therapy did not result in observable ocular toxicity in this patient cohort.
- The findings suggest that etretinate may be safe for ocular health in patients undergoing long-term treatment.