Legend:

• Concept Types
  • target (single disease)
  • classification term
  • pathway-based classification term
  • clinical findings
  • multiple types disease
  • single disease
  • disease type

• Congenital, Hereditary, and Neonatal Diseases and Abnormalities related to Glycans
  • Genetic Diseases, Inborn
    • Metabolism, Inborn Errors
      • Lysosomal Storage Diseases (degradation)
        • Pathogenesis
          • Genetic disorders of glycan degradation
            • Disorders of sphingolipid metabolism and other lipid storage disorders
              • Sphingolipidosis
                • Gangliosidosis
                  • GM1 gangliosidosis
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
        • Hereditary disorders by systems
          • Genetic disorders of glycan degradation (by systems, signs and symptoms)
            • Diseases
              • Cardiovascular Diseases
                • Heart Diseases
                  • Cardiomegaly
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • GM1-gangliosidosis, type II (GDGDB) [GLB1]
              • Digestive System Diseases
                • Liver Diseases
                  • Hepatomegaly
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
              • Eye Diseases
                • Corneal Diseases
                  • Corneal Opacity
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                • Retinal Diseases
                  • Retinal Degeneration
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
              • Hemic and Lymphatic Diseases
                • Lymphatic Diseases
                  • Splenic Diseases
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
              • Musculoskeletal Diseases
                • Bone Diseases
                  • Bone Diseases, Developmental
                    • Dysostoses
                      • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • Spinal Diseases
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                • Musculoskeletal Abnormalities
                  • Craniofacial Abnormalities
                    • Maxillofacial Abnormalities
                      • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                • Muscular Diseases
                  • Muscle Weakness
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
              • Nervous System Diseases
                • Central Nervous System Diseases
                  • Brain Diseases
                    • Brain Diseases, Metabolic
                      • Brain Diseases, Metabolic, Inborn
                        • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                • Demyelinating Diseases
                  • Hereditary Central Nervous System Demyelinating Diseases
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                • Neurologic Manifestations
                  • Dyskinesias
                    • Dystonia
                      • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • Neurobehavioral Manifestations
                    • Intellectual Disability
                      • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • Neuromuscular Manifestations
                    • Muscle Weakness
                      • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • Seizures
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • Sensation Disorders
                    • Vision Disorders
                      • Blindness
                        • GM1-gangliosidosis, type II (GDGDB) [GLB1]
              • Stomatognathic Diseases
                • Mouth Diseases
                  • Periodontal Diseases
                    • Gingival Diseases
                      • Gingival Overgrowth
                        • Gingival Hyperplasia
                          • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                • Stomatognathic System Abnormalities
                  • Maxillofacial Abnormalities
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
            • Psychiatry and Psychology
              • Mental Disorders
                • Mental Disorders Diagnosed in Childhood
                  • Developmental Disabilities
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]
                  • Intellectual Disability
                    • GM1-gangliosidosis, type II (GDGDB) [GLB1]