Blomstrand lethal chondrodysplasia

What is Blomstrand lethal chondrodysplasia?

Blomstrand lethal chondrodysplasia (BLC) is a neonatal osteosclerotic dysplasia (see this term) characterized by advanced endochondral bone maturation, very short limbs, dwarfism and prenatal lethality.

Other condition names

  • BLC
  • BOCD
  • Blomstrand chondrodysplasia
  • Blomstrand osteochondrodysplasia
  • Chondrodysplasia, Blomstrand type

Inheritance type

Autosomal recessive


  • Worldwide: <1 in 1,000 000

Age of Onset

  • Antenatal
  • Neonatal
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