Living with Schnyder crystalline corneal dystrophy
A rare inherited eye condition with clouding or crystals in the cornea and slowly decreasing sharpness of vision.
Understanding Schnyder crystalline corneal dystrophy
It is a type of stromal corneal dystrophy, with clouding or crystals in the middle layer of the cornea. Vision sharpness slowly decreases. It can start at any time in life.
Signs & symptoms
GARD doesn't list specific symptoms for this condition. Its summary describes these:
- Cloudy cornea
- Crystal deposits in the cornea
- Slowly decreasing sharpness of vision
Not everyone has every symptom. GARD's list comes from the Human Phenotype Ontology.
Diagnosis
- 1Talk with your doctor
Share the symptoms you've noticed, when they started and your family health history. Notes and photos can help.
- 2See a specialist
Specialists who may be involved include eye disease specialists and genetic specialists.
- 3Consider genetic testing
Changes in UBIAD1 are linked to this condition. Genetic testing and counseling can help confirm a diagnosis and explain what it means for your family.
Care & treatment
- Care team
- Eye disease specialists (ophthalmologists); Genetic specialists (geneticists)
- Expert care
- Ask about multidisciplinary care centers for rare conditions
- Treatment
- GARD doesn't list specific treatments for this condition. Your care team will tailor care to your symptoms.
- Research
- Clinical trials and observational studies may be options. See the research section below.
General information, not medical advice. Your care team makes the decisions.
Everyday life
Living with a rare condition is easier with support.
- Connect with Corneal Dystrophy Foundation
- Keep notes on symptoms, changes and questions for appointments
- Ask about patient registries that help research
- Look into financial aid and travel resources for care visits
Quick facts
It is caused by changes in the UBIAD1 gene. It is autosomal dominant, so one changed copy of the gene can be enough.
Also known as: corneal dystrophy crystalline of schnyder; corneal dystrophy, schnyder type; crystalline corneal dystrophy; crystalline stromal dystrophy; hereditary crystalline stromal dystrophy of schnyder; sccd
Patient organizations
- Corneal Dystrophy FoundationSchnyder crystalline corneal dystrophy · United States
You are more than your diagnosis
Perspectives from people navigating life with Schnyder crystalline corneal dystrophy.
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