Legend:

• Concept Types

• Congenital, Hereditary, and Neonatal Diseases and Abnormalities related to Glycans
  • Genetic Diseases, Inborn
    • Metabolism, Inborn Errors
      • Carbohydrate Metabolism, Inborn Errors (synthesis)
        • Hereditary disorders by systems
          • Genetic disorders of glycan synthesis (by systems, signs and symptoms)
            • Diseases
              • Eye Diseases
                • Vision Disorders
                  • Photophobia
                    • Macular corneal dystrophy [CHST6]