van Maldergem syndrome 1
Findings
No curated finding names van Maldergem syndrome 1 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Any van Maldergem syndrome in which the cause of the disease is a mutation in the DCHS1 gene.
Definition from the Mondo Disease Ontology (MONDO:0011070), read 2026-09-29. CC BY 4.0.
- Inheritance
- Autosomal recessive inheritance
- Onset and course
- Congenital onset
HPO, annotations 2026-09-02
Features
20 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.
- CamptodactylyHPOHP:0012385
- 4 of 4 reported patients
- Conductive hearing impairmentHPOHP:0000405
- 4 of 4 reported patients
- Feeding difficultiesHPOHP:0011968
- 4 of 4 reported patients
- Global developmental delayHPOHP:0001263
- 3 of 3 reported patients
- HypotoniaHPOHP:0001252
- 2 of 2 reported patients
- MicrognathiaHPOHP:0000347
- 4 of 4 reported patients
- MicrotiaHPOHP:0008551
Show the remaining 8
- OsteopeniaHPOHP:0000938
- 3 of 4 reported patients
- Radial head subluxationHPOHP:0003048
- 3 of 4 reported patients
- Renal hypoplasiaHPOHP:0000089
- 3 of 4 reported patients
- Short claviclesHPOHP:0000894
- 3 of 4 reported patients
- Hypoplasia of the corpus callosumHPOHP:0002079
- 2 of 4 reported patients
- Anteriorly placed anusHPOHP:0001545
- 1 of 4 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.
- DCHS1HGNC:13681
- Definitive · G2P · Autosomal recessive · 2015
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2018
- Strong · PanelApp Australia · Autosomal recessive · 2025
Where it sits
- A kind of
Other names
3 names
Resolves to: van Maldergem syndrome 1
- Also called
- DCHS1 van Maldergem syndromevan Maldergem syndrome caused by mutation in DCHS1Van Maldergem syndrome type 1