Contents
Degenerative condition of the cornea, characterised by deposition of grey-white opacities in the superficial corneal layers, most commonly in the exposed inter-palpebral region.
- Composed of fine dust-like calcium deposits in the sub-epithelium, Bowman’s layer and the anterior stroma.
Clinical features
- Decreased vision
- Foreign body sensation
- Ocular irritation
- Redness (occasionally)
- Photophobia
- Visible cosmetic changes to the eye

Management
- EDTA chelation (DOC)
- Phototherapeutic keratectomy (refractive cases)