Blount disease

What is Blount disease?

Blount disease is characterized by disturbed growth of the inner portion of the upper tibial extremity, progressively leading to bowlegged deformity with bone angulation just below the knee (tibia varus). In 60% of cases, the condition affects both legs.

Other condition names

  • Infantile tibia vara
  • Osteochondrosis deformans tibiae
  • Tibia vara Blount

Inheritance type

Autosomal recessive

Age of Onset

  • Childhood
  • Infancy
Orphadata: Free access data from Orphanet. © INSERM 1999. Available on "". Data version 1.3.16 / 4.1.7.