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What causes genu valgum (knock-knees)?

genu valgum (knock-knees)

What’s genu valgum?

Genu valgum is more commonly referred to as knock-knees. When somebody with genu valgum stands together with their knees together, there is a sizable gap between the ankles of approximately 2 to 3 inches. The knees will appear to push in towards each other.

This problem is fairly common, affecting over 20 percent of 3-year-olds. In the majority of young kids, the status will obviously correct itself. Only 1 percent of kids age 7 years continue to be changed.

In rare cases, genu valgum may persist into adolescence. In other instances, older children can develop it as a consequence of an underlying illness or illness.

However, there are various treatment options available that may help ease some of the symptoms.

Knock-knee that develops as a result of an underlying condition can be prevented if the cause is diagnosed and treated.


There are several possible causes of genu valgum, including metabolic bone disorders and genetic disorders. Most instances of genu valgum, but are harmless.

Other risk factors for genu valgum include:


Injury or illness affecting the knee or leg

Arthritis, especially in the knee


Symptoms of genu valgum contain a clear visual separation of their ankles when the knees are together. The individual’s gait is also very likely to be changed as they compensate for the lack of gap between his or her knees.

The modified gait may cause additional symptoms, such as:

Knee pain

Stiff joints


Genu valgum is not typically diagnosed in younger kids, as the problem is common in premature development. In older children and adults, a physician will attempt to diagnose the origin of genu valgum. The reason will ascertain whether any treatment is needed to correct the condition.

To formally diagnose genu valgum, a doctor would have to check out a person’s medical history. Questions will consist of information regarding family history and any other known pre-existing ailments that may cause knock-knees.

If pain is present, a doctor will probably request a individual to identify where it is located, how severe it is, and when it occurs.

Knee distress when standing

How someone walks

In the event the legs have different lengths

A physician may search for uneven wear patterns on the bottoms of the person’s shoe also. Sometimes, a doctor may order an MRI or even X-ray to inspect the bone construction


Treatment for genu valgum will mostly be based on the cause and seriousness of the problem. Normal treatment choices may include some of the following:

Medications and nutritional supplements

If an underlying disease is inducing genu valgum, the illness will need to be treated first so as to fix the leg recovery. This could possibly be treated with medications and supplements.

Regular exercise

A physician may suggest some simple exercises and stretches or refer a person to a physical therapist.

A doctor or physical therapist may recommend exercises based on a individual’s gait. The workout regimen will probably include strategies to include weights or change the regular as the muscles grow.

Weight reduction

If a man is taking excessive body weight, it can be a contributing factor to genu valgum. Extra weight puts additional strain on the thighs and legs, which may lead to knock-knees to worsen.

A physician will probably recommend that a person who is overweight lose weight through a combination of diet and exercise.