Fleck corneal dystrophy
Fleck corneal dystrophy, also known as Francois-Neetens speckled corneal dystrophy, is a rare form of corneal dystrophy.
-
It is caused by mutations in the PIKFYVE gene.
source quote
It is caused by mutations in PIKFYVE gene.
-
Small opacities resembling flecks, snowflakes, or clouds are scattered in the stroma.
source quote
Small opacities, some of which resemble "flecks", are scattered in the stroma of the patients. Other opacities look more like snowflakes or clouds.
-
The disease is in most cases asymptomatic.
source quote
in most cases asymptomatic
-
Some patients report mild photophobia.
source quote
with mild photophobia reported by some patients
-
Corneal transplantation may be performed for concurrent keratoconus.
source quote
a corneal transplantation was performed for concurrent keratoconus
The disease is non-progressive, and in a single case report, there was no evidence of inclusions in the stroma at 10 years follow-up after corneal transplantation.
| Fleck corneal dystrophy | |
|---|---|
| Appearance of the cornea by slit-lamp biomicroscopy (left image) and by confocal microscopy (right image) (Courtesy Dr. Charles N. McGhee) | |
| Specialty | Ophthalmology |
Fleck corneal dystrophy, also known as Francois-Neetens speckled corneal dystrophy, is a rare form of corneal dystrophy. It is caused by mutations in PIKFYVE gene. Small opacities, some of which resemble "flecks", are scattered in the stroma of the patients. Other opacities look more like snowflakes or clouds. The disease is non-progressive and in most cases asymptomatic, with mild photophobia reported by some patients. In a single case report, a corneal transplantation was performed for concurrent keratoconus, and at 10 years follow-up there was still no evidence of the inclusions in the stroma.[1]
- ↑ Klintworth GK (2009). "Corneal dystrophies". Orphanet J Rare Dis. 4: 7. doi:10.1186/1750-1172-4-7. PMC 2695576. PMID 19236704.