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2 OMIM references -
1 associated gene
22 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 11
1 OMIM reference -
1 associated gene
38 signs/symptoms
Stickler syndrome type 1
Kniest dysplasia

COL2A1 COL2A1


COMMON
GENES
COL2A1



Citations in the biomedical literature:


Stickler syndrome type 1
COL2A1
Kniest dysplasia



Stickler syndrome type 1
Kniest dysplasia

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

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

Epidemiological data:
Class of prevalence: -
Average age onset: -
Average age of death: -
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:
2 OMIM references -
No MeSH references
External references:
1 OMIM reference -
1 MeSH reference: C537207


COMMON
SIGNS
- Autosomal dominant inheritance
- Cataract / lens opacification
- Cleft palate without cleft lip / submucosal cleft palate / bifid uvula
- Dysostosis / chondrodysplasia / osteodysplasia / osteochondrosis / skeletal dysplasia
- Epiphyseal anomaly
- Myopia
- Osteoarthritis
- Platyspondyly
- Proptosis / exophthalmos
- Retinal detachment
- Vitreous anomalies / hyalitis / persistent vitreous vascularisation


Stickler syndrome type 1
Kniest dysplasia

Very frequent
- Hypoplastic maxillary bones / zygomatic bones / maxillary hypoplasia
- Long philtrum
- Short / small nose

Frequent
- Articular / joint pain / arthralgia
- Epiphyseal vertebral anomaly
- Hyperextensible joints / articular hyperlaxity
- Marfanoid morphotype
- Mitral valve prolapse / incompetence / insufficiency / regurgitation / ring anomaly
- Sensorineural deafness / hearing loss

Occasional
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Visual loss / blindness / amblyopia


Very frequent
- Depressed nasal bridge
- Femur anomaly / absence / agenesis / hypoplasia / bifurcation
- Joint / articular deformation
- Kyphosis
- Lordosis
- Mesomelic micromelia
- Metaphyseal anomaly
- Mid-facial hypoplasia / short / small midface
- Pelvis anomaly / Narrow / broad iliac wings / pubis abnormality
- Restricted joint mobility / joint stiffness / ankylosis
- Retinopathy
- Rhizomelic micromelia
- Scoliosis
- Short rib cage / thorax
- Short stature / dwarfism / nanism
- Wide rib cage / thorax

Frequent
- Hearing loss / hypoacusia / deafness
- Hip dislocation / dysplasia / coxa valga / coxa vara / coxa plana
- Round face

Occasional
- Glaucoma
- Glossoptosis
- Lens dislocation / luxation / subluxation / ectopia lentis
- Micrognathia / retrognathia / micrognathism / retrognathism
- Ptosis
- Respiratory distress / dyspnea / respiratory failure / lung volume reduction
- Tracheal atresia / stenosis
- Tracheomalacia / tracheobronchomalacia