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3 OMIM references -
4 associated genes
15 signs/symptoms
COMMON GENES: 1
1 associated gene
11 signs/symptoms
Hereditary sensory and autonomic neuropathy type 2
Erythromelalgia

FAM134B SCN9A
KIF1A
SCN9A
WNK1


COMMON
GENES
SCN9A



Citations in the biomedical literature:


Hereditary sensory and autonomic neuropathy type 2
FAM134B KIF1A SCN9A WNK1
Erythromelalgia



Hereditary sensory and autonomic neuropathy type 2
Erythromelalgia

Synonym(s):
- Autosomal recessive sensory radicular neuropathy
- HSAN2
- Neurogenic acroosteolysis

Synonym(s):
(no synonyms)

Classification (Orphanet):
- Rare genetic disease
- Rare neurologic disease
Classification (Orphanet):
- Rare genetic disease
- Rare neurologic disease
- Rare skin disease

Classification (ICD10):
- Diseases of the nervous system -
Classification (ICD10):
- Diseases of the circulatory system -

Epidemiological data:
Class of prevalence: <1 / 1 000 000
Average age onset: neonatal/infancy
Average age of death: -
Type of inheritance: autosomal recessive
Epidemiological data:
Class of prevalence: unknown
Average age onset: childhood
Average age of death: no data available
Type of inheritance: autosomal dominant

External references:
3 OMIM references -
No MeSH references
External references:
No OMIM references
1 MeSH reference: D004916

Hereditary sensory and autonomic neuropathy type 2
Erythromelalgia

Very frequent
- Ankle anomalies
- Autosomal recessive inheritance
- Cortical anomaly / thick bone cortical layer
- Dysplastic / thick / grooved fingernails
- Dysplastic / thick / grooved toenails
- Epiphyseal anomaly
- Hip dislocation / dysplasia / coxa valga / coxa vara / coxa plana
- Hyperhidrosis / increased sweating
- Knee anomalies (excluding patella)
- Lordosis
- Muscle hypotrophy / atrophy / dystrophy / agenesis / amyotrophy
- Osteolysis / osteoclasia / bone destruction / erosions
- Osteoporosis / osteopenia / demineralisation / osteomalacia / rickets
- Tapered fingers
- Wormian bones



Very frequent
- Autosomal dominant inheritance
- Erythema / erythematous lesions / erythroderma / polymorphous erythema
- Peripheral neuropathy

Frequent
- Pruritus / itching

Occasional
- Acute ischemia of the lower limbs
- Acute ischemic syndrome
- Hypothermia
- Myeloproliferative syndrome / chronic leukemia
- Platelet disorders / thrombopathies
- Repeat respiratory infections
- Vascularitis / vasculitides / arteritis