developmental delay with short stature, dysmorphic facial features, and sparse hair 1
Findings
No curated finding names developmental delay with short stature, dysmorphic facial features, and sparse hair 1 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Any developmental delay with short stature, dysmorphic facial features, and sparse hair in which the cause of the disease is a mutation in the DPH1 gene.
Definition from the Mondo Disease Ontology (MONDO:0800438), read 2026-09-29. CC BY 4.0.
- Inheritance
- Autosomal recessive inheritance
- Onset and course
- Death in infancy · Congenital onset · Death in childhood
HPO, annotations 2026-09-02
Features
46 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.
- Depressed nasal bridgeHPOHP:0005280
- 8 of 8 reported patients
- Frequent (30% to 79% of cases)
- Downslanted palpebral fissuresHPOHP:0000494
- 8 of 8 reported patients
- Occasional (5% to 29% of cases)
- EpicanthusHPOHP:0000286
- 8 of 8 reported patients
- Occasional (5% to 29% of cases)
- Global developmental delayHPOHP:0001263
- 8 of 8 reported patients
- Very frequent (80% to 99% of cases)
- HypertelorismHPOHP:0000316
- 8 of 8 reported patients
- Occasional (5% to 29% of cases)
- Intellectual disabilityHPOHP:0001249
Show the remaining 34
- Sparse scalp hairHPOHP:0002209
- 8 of 8 reported patients
- Very frequent (80% to 99% of cases)
- Abnormal facial shapeHPOHP:0001999
- Very frequent (80% to 99% of cases)
- Short statureHPOHP:0004322
- Very frequent (80% to 99% of cases)
- Cerebellar vermis hypoplasiaHPOHP:0001320
- 4 of 6 reported patients
- Frequent (30% to 79% of cases)
- Dandy-Walker malformationHPOHP:0001305
- 4 of 6 reported patients
- Frequent (30% to 79% of cases)
- Abnormality of the kidneyHPOHP:0000077
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.
- DPH1HGNC:3003
- Strong · Labcorp Genetics (formerly Invitae) · Autosomal recessive · 2019
- Strong · PanelApp Australia · Autosomal recessive · 2025
Where it sits
Other names
3 names
Resolves to: developmental delay with short stature, dysmorphic facial features, and sparse hair 1
- Also called
- DEDSSH1developmental delay with short stature, dysmorphic features, and sparse hair 1diphtamide deficiency syndrome