congenital disorder of glycosylation with defective fucosylation 2
MONDO:0020777Mondo
Findings
No curated finding names congenital disorder of glycosylation with defective fucosylation 2 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
- Inheritance
- Autosomal recessive inheritance
- Onset and course
- Childhood onset
HPO, annotations 2026-09-02
Features
23 features
What the disease is reported to present with, and how often among people who have it — never how often a feature means the disease. HPO, annotations 2026-09-02.
- Feeding difficultiesHPOHP:0011968
- 2 of 2 reported patients
- Global developmental delayHPOHP:0001263
- 2 of 2 reported patients
- HypotoniaHPOHP:0001252
- 2 of 2 reported patients
- Inability to walkHPOHP:0002540
- 2 of 2 reported patients
- Joint contractureHPOHP:0034392
- 2 of 2 reported patients
- SeizureHPOHP:0001250
- 2 of 2 reported patients
- Severe intellectual disabilityHPOHP:0010864
- 2 of 2 reported patients
- Visual impairmentHPOHP:0000505
- 2 of 2 reported patients
- Agenesis of corpus callosumHPOHP:0001274
- 1 of 2 reported patients
- Appendicular spasticityHPOHP:0034353
- 1 of 2 reported patients
- Cerebellar atrophyHPOHP:0001272
- 1 of 2 reported patients
- Cerebral visual impairmentHPOHP:0100704
- 1 of 2 reported patients
Show the remaining 11
- Delayed CNS myelinationHPOHP:0002188
- 1 of 2 reported patients
- Elevated gamma-glutamyltransferase levelHPOHP:0030948
- 1 of 2 reported patients
- Epileptic encephalopathyHPOHP:0200134
- 1 of 2 reported patients
- Gastroesophageal refluxHPOHP:0002020
- 1 of 2 reported patients
- NystagmusHPOHP:0000639
- 1 of 2 reported patients
- Optic atrophyHPOHP:0000648
- 1 of 2 reported patients
Genes
1 gene
Germline variants in the gene encoding each protein, as classified by GenCC submitters, each in their own words. Limited, disputed and refuted submissions are listed too.
- FCSKHGNC:29500
- Strong · G2P · Autosomal recessive · 2025
- Strong · PanelApp Australia · Autosomal recessive · 2025
- Limited · Ambry Genetics · Autosomal recessive · 2024
- Limited · ClinGen · Autosomal recessive · 2024
- Limited · Labcorp Genetics (formerly Invitae) · Unknown · 2022