Blount’s Disease

Patient Education

 What Is Adolescent Blount’s Disease?

Adolescent Blount’s disease, also known as adolescent tibia vara, is a growth disorder that affects the bones of the lower leg, particularly the tibia (shin bone). It is characterized by abnormal growth and development of the growth plate in the upper portion of the tibia, leading to inward bowing of the leg below the knee joint. This condition typically presents during adolescence, around the ages of 10 to 15 years old, and can progress if left untreated. Adolescent Blount’s disease can cause significant leg deformity and may impact an individual’s mobility and quality of life if not properly managed. Treatment options vary depending on the severity of the condition and may include bracing, physical therapy, or in more severe cases, surgical intervention to correct the deformity and realign the leg bones.

What Can Cause Adolescent Blount’s Disease?

Causes or risk factors of Adolescent Blount’s Disease include:

  • Abnormalities in the growth plates of the shin bone during adolescence, leading to asymmetric growth and bowing of the lower leg.
  • Excess body weight or obesity, which can place increased stress on the developing bones and contribute to the progression of Blount’s disease.
  • Genetics or family history of bone disorders, as certain genetic factors may predispose individuals to developing Blount’s disease.
  • Early walking or weight-bearing activities in infancy, which may disrupt normal bone development and increase the risk of developing the condition.
  • Racial and ethnic factors, as Blount’s disease is more prevalent among individuals of African descent compared to other racial groups.

These factors can contribute to the development and progression of Adolescent Blount’s Disease in adolescents, necessitating early intervention and treatment to prevent further complications.

What Are The Symptoms Of Adolescent Blount’s Disease?

Symptoms of Adolescent Blount’s Disease may include:

  • Progressive inward bowing of one or both legs, particularly noticeable when standing or walking.
  • Pain or discomfort in the knees or lower legs, especially with weight-bearing activities.
  • Difficulty walking or participating in physical activities due to leg deformities and associated pain.
  • Gait abnormalities, such as limping or toe-walking, resulting from the leg deformity.
  • Joint stiffness or limited range of motion in the knees or ankles.
  • Uneven leg lengths or discrepancies in leg alignment.

These symptoms can vary in severity depending on the stage of Blount’s disease and the extent of leg deformity present in the adolescent.

Is There A Way To Prevent Adolescent Blount’s Disease?

Preventing Adolescent Blount’s Disease primarily involves early detection and intervention to address underlying risk factors and promote healthy bone development in adolescents. Strategies may include:

  • Regular monitoring of growth and development during childhood and adolescence, particularly in individuals at higher risk for Blount’s disease.
  • Encouraging healthy lifestyle habits, including maintaining a balanced diet and regular exercise to support proper bone growth and development.
  • Avoiding excessive weight-bearing activities or prolonged standing in infancy and early childhood, which may exacerbate abnormal bone growth.
  • Prompt evaluation and treatment of any signs or symptoms suggestive of Blount’s disease, such as leg deformities or gait abnormalities, to prevent progression to severe forms requiring surgical intervention.
  • Collaboration with healthcare professionals, including pediatricians, orthopedic surgeons, and physical therapists, to develop individualized treatment plans and monitor the progression of Blount’s disease in adolescents.

By addressing these preventive measures, individuals can reduce the risk of developing severe forms of Blount’s disease necessitating surgical correction and promote optimal bone health and function during adolescence.


Our Expert Pediatric Orthopedic Specialists Are Ready To Help

Our Locations


602 Vonderburg Dr, #103, Brandon, FL 33511, United States


Suite 480 10740, Palm River Rd, Tampa, FL 33619, United States

Scroll to Top