Cytoscape Web
Click node...


1 OMIM reference -
2 associated genes
46 signs/symptoms
COMMON GENES: 2
COMMON SIGNS: 2
1 OMIM reference -
2 associated genes
31 signs/symptoms
Costello syndrome
Linear nevus sebaceus syndrome

HRAS HRAS
KRAS KRAS


COMMON
GENES
HRAS
KRAS



Citations in the biomedical literature:


Costello syndrome
HRAS KRAS
Linear nevus sebaceus syndrome



Costello syndrome
Linear nevus sebaceus syndrome

Synonym(s):
- FCS syndrome
- Faciocutaneoskeletal syndrome
- Intellectual deficit - nasal papillomata

Synonym(s):
- Nevus sebaceus of Jadassohn
- Nevus sebaceus syndrome
- Organoid nevus syndrome
- Schimmelpenning syndrome
- Solomon syndrome

Classification (Orphanet):
- Rare cardiac disease
- Rare developmental defect during embryogenesis
- Rare genetic disease
- Rare neurologic disease
- Rare oncologic disease
- Rare skin disease
Classification (Orphanet):
- Rare developmental defect during embryogenesis
- Rare eye disease
- Rare genetic disease
- Rare oncologic disease
- Rare skin disease

Classification (ICD10):
- Congenital malformations, deformations and chromosomal abnormalities -
Classification (ICD10):
- Congenital malformations, deformations and chromosomal abnormalities -

Epidemiological data:
Class of prevalence: unknown
Average age onset: neonatal/infancy
Average age of death: -
Type of inheritance: autosomal dominant
Epidemiological data:
Class of prevalence: unknown
Average age onset: childhood
Average age of death: any age
Type of inheritance: sporadic

External references:
1 OMIM reference -
1 MeSH reference: D056685
External references:
1 OMIM reference -
No MeSH references


COMMON
SIGNS
- Failure to thrive / difficulties for feeding in infancy / growth delay
- Intellectual deficit / mental / psychomotor retardation / learning disability


Costello syndrome
Linear nevus sebaceus syndrome

Very frequent
- Acanthosis nigricans
- Anomalies of skin, subcutaneous tissue and mucosae
- Antenatal exposure : alcohol
- Delayed bone age
- Depressed nasal bridge
- Enamel anomaly
- High vaulted / narrow palate
- Hyperkeratosis / ainhum / hyperkeratotic skin fissures
- Loose skin / skin relaxation / excess skin / creases
- Macrocephaly / macrocrania / megalocephaly / megacephaly
- Pulmonary valve atresia / stenosis / narrowing
- Short neck
- Short stature / dwarfism / nanism
- Thin / hypoplastic / hyperconvex fingernails
- Tight skin / lack of elasticity
- Ventricular septal defect / interventricular communication
- Woolly / frizzy hair

Frequent
- Abnormal dentition / dental position / implantation / unerupted / dental ankylosis
- Abnormal dermatoglyphics
- Broad cheeks / cherub-like / cherubin face
- Cardiomyopathy / hypertrophic / dilated
- Cortical atrophy without hydrocephaly / cerebral hemiatrophy / subcortical atrophy
- Epicanthic folds
- Excess nuchal skin without pterygium colli
- Gastroesophageal reflux / pyrosis / esophagitis / hiatal hernia / gastroparesia
- Hyperextensible joints / articular hyperlaxity
- Keratoconus / keratoglobus
- Macroglossia / tongue protrusion / proeminent / hypertrophic
- Mitral valve prolapse / incompetence / insufficiency / regurgitation / ring anomaly
- Polyhydramnios
- Strabismus / squint
- Tendon rupture / tendinitis / bursitis / tenosynovitis
- Thick lips
- Thin / hypoplastic toenails
- Ulnar deviation of fingers
- Undescended / ectopic testes / cryptorchidia / unfixed testes
- Warts / papillomas

Occasional
- Coarse face
- Diffuse / generalised skin hyperpigmentation / melanoderma
- Feeding disorder / dysphagia / swallowing / sucking disorder / esophageal dyskinesia
- Hair and scalp anomalies
- Large face
- Low set ears / posteriorly rotated ears
- Thick / wide ear lobe


Very frequent
- Adenoma sebaceum
- Anophthalmos / anophthalmia / microphthalmos / microphthalmia
- Areflexia / hyporeflexia
- Asymmetry of the body / hemiatrophy / hemihyperthrophy
- Autosomal dominant inheritance
- Cavernous / tuberous hemangioma
- Cerebellum / cerebellar vermis anomaly / agenesis / hypoplasia
- Coloboma of iris
- Dilated cerebral ventricles without hydrocephaly
- EEG anomalies
- Frontal bossing / prominent forehead
- Genu recurvatum
- Hypereflexia
- Hypotonia
- Hypotrichosis / atrichia / atrichiasis / scalp hairlessness
- Narrow forehead
- Pigmented naevi / naevus pigmentosus / lentigo
- Prominent occiput / occipital bossing
- Seizures / epilepsy / absences / spasms / status epilepticus
- Telecanthus / canthal dystopy
- Vertebral segmentation anomaly / hemivertebrae

Frequent
- Anomalies of eyes and vision
- Facial structural asymmetry / facial hemiatrophy / facial hemihypertrophy
- Irregular / in bands / reticular skin hyperpigmentation
- Plagiocephaly
- Porencephaly

Occasional
- Corpus callosum / septum pellucidum total / partial agenesis
- Dandy-Walker anomaly
- Intracranial / cerebral calcifications