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A Simple Mechanical Procedure to Create Limbal Stem Cell Deficiency in Mouse
Published on: November 17, 2016
Unilateral central corneal epithelial dysplasia
Ophthalmology
|December 1, 1981
Summary
This study reports a rare, nonfamilial corneal disease affecting one eye. Microscopic analysis revealed epithelial dysplasia, acantholysis, dyskeratosis, and apoptosis, indicating cellular abnormalities.
Area of Science:
- Ophthalmology
- Cell Biology
- Pathology
Background:
- A case study of a unilateral corneal epithelial disease in a 62-year-old male patient.
- The patient presented with severe, intermittent discomfort in the left eye over several months.
- No history of trauma, skin, or mucous membrane disease was reported.
Observation:
- Recurrent corneal epithelial changes were observed over a one-year interval.
- Corneal epithelial scrapings were performed twice.
- The condition affected the interpalpebral portion of the corneal epithelium.
Findings:
- Biopsy specimens revealed epithelial dysplasia with foci of acantholysis and dyskeratosis.
- Features of apoptosis (programmed cell death) were noted in the epithelial cells.
- Transmission electron microscopy showed intracytoplasmic desmosomes, thickened tonofibrils, and dyskeratotic bodies.
Implications:
- Highlights a unique disease process affecting the corneal epithelium.
- Suggests potential cellular mechanisms involving desmosomes and keratinization.
- Contributes to understanding rare corneal pathologies and their ultrastructural features.
