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1 OMIM reference -
1 associated gene
41 signs/symptoms
COMMON GENES: 1
COMMON SIGNS: 18
1 OMIM reference -
1 associated gene
42 signs/symptoms
Achondroplasia
Thanatophoric dysplasia type 1

FGFR3 FGFR3


COMMON
GENES
FGFR3



Citations in the biomedical literature:


Achondroplasia
FGFR3
Thanatophoric dysplasia type 1



Achondroplasia
Thanatophoric dysplasia type 1

Synonym(s):
(no synonyms)

Synonym(s):
- TD1
- Thanatophoric dwarfism type 1

Classification (Orphanet):
- Rare bone disease
- Rare developmental defect during embryogenesis
- Rare genetic disease
Classification (Orphanet):
- Rare bone disease
- Rare developmental defect during embryogenesis
- Rare genetic disease

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

Epidemiological data:
Class of prevalence: 1-9 / 100 000
Average age onset: neonatal/infancy
Average age of death: elderly
Type of inheritance: autosomal dominant
Epidemiological data:
Class of prevalence: unknown
Average age onset: neonatal/infancy
Average age of death: before age 5
Type of inheritance: autosomal dominant

External references:
1 OMIM reference -
1 MeSH reference: D000130
External references:
1 OMIM reference -
No MeSH references


COMMON
SIGNS
- Acanthosis nigricans
- Autosomal dominant inheritance
- Bowed diaphysis / diaphyses / long bones
- Depressed nasal bridge
- Dilated cerebral ventricles without hydrocephaly
- Dysostosis / chondrodysplasia / osteodysplasia / osteochondrosis / skeletal dysplasia
- Frontal bossing / prominent forehead
- Hydrocephaly
- Hypotonia
- Kyphosis
- Macrocephaly / macrocrania / megalocephaly / megacephaly
- Metaphyseal anomaly
- Narrow rib cage / thorax
- Pelvis anomaly / Narrow / broad iliac wings / pubis abnormality
- Restricted joint mobility / joint stiffness / ankylosis
- Rhizomelic micromelia
- Short hand / brachydactyly
- Short stature / dwarfism / nanism


Achondroplasia
Thanatophoric dysplasia type 1

Very frequent
- Anomalies of the ribs
- Anteverted nares / nostrils
- Chronic / relapsing otitis
- Genu varum
- Lordosis

Frequent
- Abnormal dentition / dental position / implantation / unerupted / dental ankylosis
- Abnormal vertebral size / shape
- Apnea / sleep apnea
- Conductive deafness / hearing loss
- Elbow anomalies(excluding luxation)
- Enlarged diaphysis / diaphyses
- Generalized obesity
- Hyperextensible joints / articular hyperlaxity
- Hyperhidrosis / increased sweating
- Intrauterine growth retardation
- Long rib cage / thorax
- Mid-facial hypoplasia / short / small midface

Occasional
- Collapse / sudden death / cardiac arrest / cardiorespiratory arrest
- Death in infancy
- Elbow dislocation
- Elocution disorders / dysarthria / dysphonia
- Rachidian / spine canal stenosis
- Speech troubles / aphasia / dysphasia / echolalia / mutism / logorrhea / dysprosodia


Very frequent
- Femur anomaly / absence / agenesis / hypoplasia / bifurcation
- Flat face
- Intellectual deficit / mental / psychomotor retardation / learning disability
- Loose skin / skin relaxation / excess skin / creases
- Platyspondyly
- Respiratory distress / dyspnea / respiratory failure / lung volume reduction
- Sacroiliac joints anomalies
- Short limbs / micromelia / brachymelia
- Short rib cage / thorax
- Small face
- Stillbirth / neonatal death
- Trident hand / split hand / abnormal median ray

Frequent
- Hearing loss / hypoacusia / deafness
- Hypoplastic lungs / pulmonary hypoplasia / agenesis
- Increased nuchal translucency
- Polyhydramnios
- Proptosis / exophthalmos
- Rippled skin

Occasional
- Agyria / micro / pachy / macrogyria / lissencephaly / gyration / neuronal migration defect
- Atrial septal defect / interauricular communication
- Cloverleaf skull
- Patent ductus arteriosus
- Renal / kidney anomalies
- Seizures / epilepsy / absences / spasms / status epilepticus