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1 OMIM reference -
2 associated genes
20 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 7
5 OMIM references -
3 associated genes
13 signs/symptoms
Piebaldism
Waardenburg syndrome type 2

KIT MITF
SNAI2 SNAI2
SOX10


COMMON
GENES
SNAI2



Citations in the biomedical literature:


Piebaldism
KIT SNAI2
Waardenburg syndrome type 2
MITF SOX10



Piebaldism
Waardenburg syndrome type 2

Classification (Orphanet):
- Rare eye disease
- Rare genetic disease
- Rare skin disease
Classification (Orphanet):
- Rare developmental defect during embryogenesis
- Rare eye disease
- Rare genetic disease
- Rare maxillo-facial surgical disease
- Rare otorhinolaryngologic disease
- Rare skin disease

Classification (ICD10):
- Endocrine, nutritional and metabolic diseases -
Classification (ICD10):
- Endocrine, nutritional and metabolic diseases -

Epidemiological data:
Class of prevalence: unknown
Average age onset: neonatal/infancy
Average age of death: normal
Type of inheritance: autosomal dominant
Epidemiological data:
Class of prevalence: unknown
Average age onset: neonatal/infancy
Average age of death: normal
Type of inheritance: autosomal dominant

External references:
1 OMIM reference -
1 MeSH reference: D016116
External references:
5 OMIM references -
1 MeSH reference: C536463


COMMON
SIGNS
- Autosomal dominant inheritance
- Decreased hair pigmentation / hypopigmentation of hair
- Dolichocolon / megacolon / megadolichocolon / Hirschsprung's disease
- Hearing loss / hypoacusia / deafness
- Heterochromia / mixed colouring of iris
- Irregular / patchy skin hypopigmentation
- White forelock / piebaldism


Piebaldism
Waardenburg syndrome type 2

Frequent
- Anomalies of eyelids, eyelashes and lacrimal system
- Irregular / in bands / reticular skin hyperpigmentation
- Macules

Occasional
- Anomalies of mouth, lip and philtrum
- Ataxia / incoordination / trouble of the equilibrium
- Brachycephaly / flat occiput
- Broad nasal root
- Hypotonia
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Long philtrum
- Microcephaly
- Skin / cutaneous neoplasm / tumor / carcinoma / cancer (excluding melanoma)
- Synophris / synophrys


Very frequent
- Premature greying of hair
- Sensorineural deafness / hearing loss

Occasional
- Ptosis
- Pulmonary artery stenosis / absence / hypoplasia of the pulmonary branches
- Renal / kidney anomalies
- Telecanthus / canthal dystopy