Knock Knees: Causes, Symptoms, Diagnosis, and Treatment Options

What Are Knock Knees?

Knock knees, also called genu valgum, is a condition where the knees touch but the ankles stay apart. This can make the legs look bent inward. Many children have knock knees as they grow. However, in most cases, the legs straighten with age. Sometimes, knock knees continue into adulthood or appear later in life. Because of this, it is important to know the signs and what to do next.

Common Symptoms of Knock Knees

Recognizing knock knees is often easy. Still, some signs may be mild. Here are common symptoms:

Knees touch when standing straight, but ankles do not

Legs look bent inward

Walking with feet far apart

Pain in knees, hips, or ankles

Difficulty running or walking

Wearing out shoes unevenly

Sometimes, children do not feel pain. Yet, adults may notice discomfort or joint pain. If you see these signs, it may be time to seek advice.

Causes and Risk Factors of Knock Knees

There are several causes of knock knees. Most young children develop knock knees as a normal part of growth. Usually, their legs straighten by age seven. However, other causes can include:

Genetics or family history

Injury to the leg or knee

Obesity, which puts extra pressure on the knees

Bone diseases, such as rickets (caused by low vitamin D)

Arthritis, especially in older adults

Infections that affect bone growth

Because some causes are linked to health problems, early diagnosis is important. For example, rickets can be treated with vitamin D and calcium.

How Are Knock Knees Diagnosed?

Doctors use several methods to diagnose knock knees. First, they will ask about your medical history. Next, they will examine your legs and how you walk. Sometimes, they measure the distance between your ankles when your knees touch. In addition, doctors may order X-rays to check bone health. Blood tests can also help find causes like rickets or infection. Early diagnosis helps guide the best treatment plan.

Treatment Options for Knock Knees

Many children outgrow knock knees without treatment. However, if the condition is severe or causes pain, treatment may be needed. Treatment options include both non-surgical and surgical methods.

Non-Surgical Treatments

Physical therapy: Exercises to strengthen leg muscles and improve posture

Weight management: Losing weight can reduce pressure on the knees

Braces or orthotics: Special shoes or braces may help guide leg growth in children

Vitamin supplements: Treating vitamin D or calcium deficiency if present

Often, these steps help improve symptoms. But, regular follow-up with your doctor is important.

Surgical Treatments

In rare cases, surgery may be needed. Surgery is usually for severe knock knees or when other treatments do not work. Types of surgery include:

Guided growth surgery: A small plate is placed near the knee to help bones grow straight

Osteotomy: The bone is cut and realigned to correct the leg shape

After surgery, physical therapy helps with recovery. Most people see good results with proper care.

Prevention Tips and Lifestyle Guidance

While not all cases can be prevented, some steps may help. For example, keeping a healthy weight reduces stress on the knees. In addition, eating foods rich in vitamin D and calcium supports bone health. Encourage children to play outside for sunlight, which helps the body make vitamin D. If your child has a family history of bone problems, regular check-ups are helpful. Early action can prevent future issues.

When to Consult an Orthopedic Specialist

Sometimes, knock knees need expert care. You should see an orthopedic specialist if:

Your child’s knock knees are severe or getting worse after age seven

There is pain, limping, or trouble walking

One leg looks different from the other

You notice swelling or redness in the knees

Non-surgical treatments do not help

Early consultation can help prevent long-term problems. Specialists can suggest the best treatment for your needs.

Conclusion

In summary, knock knees are common in children and often improve with time. However, if symptoms continue or cause pain, treatment is available. Non-surgical options work for many people, but surgery can help in severe cases. Because every case is different, it is best to seek expert advice. Consult Asht Siddhi Ortho and Eye Clinic for personalized advice on knock knees.