Bow Legs (Genu Varum)

Bowlegs are legs that bow laterally (outwardly) instead of being straight or knock-kneed.  It is commonly attributed (incorrectly) to cowboys riding horses since the legs are bowed out when riding a horse.  It is seen in infants as their legs are naturally bowed at 30 degrees of tibial torsion at birth, becoming straight by about 12 months.

When the condition continues beyond 12 months, it is due to other factors, usually related to rotation of the femur in relation to the pelvis.  The normal angle is 15-25 degrees.  An angle larger than this causes in toeing during walking.  The angle of the femoral neck in relation to the femoral shaft in excess of 135 degrees also contributes to bowlegs.  Those with genu varum have a high probability of accompanying knee problems.

Other names or similar foot conditions:

  • Tibial torsion pathology
  • Femoral torsion pathology

Symptoms:

  • Leg pain
  • Knee pain

Signs to look for:

  • Kneecaps that point outward vs. straight ahead

Possible Causes:

  • Congenital
  • Injury

Goals:

  • Create foot balance
  • Align hips, knees, ankles and feet
  • Support arches

How We Help:

Arch Supports:

Shoes:

Other:

  • If shoes and arch supports do not provide enough foot support, internal or external lateral wedging can be a added
  • Children are sometimes fit with bracing

Activities:

  • Regular stretching of gastrocnemius and soleus muscles, Achilles tendon and arch structure
  • Rotation of weight bearing and non-weight bearing exercising, such as walking (weight bearing) with swimming or bicycling (non-weight bearing)

 

 

This information does not constitute a diagnosis of your condition and does not take the place of a doctor’s care.  The information has been compiled from sources available to the general public and referenced below.  Copyright 2005-2010  Carole Romig

Sources  Image: genou.com  Text: D. Janisse, CPed, Editor, Introduction to Pedorthics, R. Cailliet, MD, Foot and Ankle Pain

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