Ritscher-Schinzel syndrome 2
Findings
No curated finding names Ritscher-Schinzel syndrome 2 yet. Everything below is reference data from Mondo, HPO and GenCC, not evidence about what affects it.
Definition
Any Ritscher-Schinzel syndrome in which the cause of the disease is a mutation in the CCDC22 gene.
Definition from the Mondo Disease Ontology (MONDO:0010499), read 2026-09-29. CC BY 4.0.
- Inheritance
- X-linked recessive inheritance
HPO, annotations 2026-09-02
Features
32 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.
- Broad foreheadHPOHP:0000337
- 2 of 2 reported patients
- Broad halluxHPOHP:0010055
- 2 of 2 reported patients
- Broad neckHPOHP:0000475
- 2 of 2 reported patients
- CamptodactylyHPOHP:0012385
- 2 of 2 reported patients
- Camptodactyly of fingerHPOHP:0100490
- 2 of 2 reported patients
- Clinodactyly of the 5th fingerHPOHP:0004209
- 2 of 2 reported patients
- Delayed ability to walkHPOHP:0031936
Show the remaining 20
- Poor speechHPOHP:0002465
- 2 of 2 reported patients
- Postnatal growth retardationHPOHP:0008897
- 2 of 2 reported patients
- Prominent fingertip padsHPOHP:0001212
- 2 of 2 reported patients
- Protruding tongueHPOHP:0010808
- 2 of 2 reported patients
- Relative macrocephalyHPOHP:0004482
- 2 of 2 reported patients
- Short philtrumHPOHP:0000322
- 2 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.
- CCDC22HGNC:28909
- Strong · Labcorp Genetics (formerly Invitae) · X-linked · 2022
- Strong · G2P · X-linked · 2015
- Moderate · ClinGen · X-linked · 2023
- Limited · Ambry Genetics · X-linked · 2024
- Limited · Ambry Genetics · X-linked · 2024
Where it sits
- A kind of
Other names
5 names
Resolves to: Ritscher-Schinzel syndrome 2
- Also called
- CCDC22 Ritscher-Schinzel syndromeRitscher-Schinzel syndrome 2, X-linked recessiveRitscher-Schinzel syndrome caused by mutation in CCDC22Ritscher-Schinzel syndrome type 2RTSC2