Paediatric and Adolescent Hip Conditions2026-04-25T05:55:32+00:00

Paediatric and Adolescent Hip Conditions

What is Paediatric and Adolescent Hip Conditions?

A number of hip conditions specific to childhood and adolescence can cause hip pain, deformity and, if untreated, long term damage that may present later as early osteoarthritis in adulthood. Early recognition and referral are essential.

The main conditions include:

• Developmental dysplasia of the hip (DDH): a spectrum of abnormalities of the developing hip, from mild dysplasia to complete dislocation, typically identified in infancy.

• Legg-Calvé-Perthes disease: idiopathic avascular necrosis of the femoral head in children, most commonly seen between 4 and 10 years of age, more frequently in boys.

• Slipped capital femoral epiphysis (SCFE): a condition of adolescence in which the femoral head slips off the femoral neck through the growth plate, usually associated with rapid growth and increased body weight.

Symptoms of Paediatric and Adolescent Hip Conditions

Symptoms vary according to the condition and the age of the child but may include:

  • A limp or altered gait

  • Hip, groin, thigh or referred knee pain

  • Reduced range of hip motion

  • Leg length discrepancy

  • An audible or palpable clunk on hip movement in infants with DDH

  • Inability to bear weight in acute SCFE

When should I see a specialist?

You should consider seeing a knee specialist if:

  • Persistent hip or groin pain lasting more than a few weeks

  • Pain that is worsening or not improving with rest, medication, or physiotherapy

  • Stiffness or reduced range of motion (e.g. difficulty putting on shoes or getting in/out of a car)

  • Pain that limits walking, exercise, or daily activities

  • Clicking or a feeling of instability in the hip

  • Night pain or pain at rest

Early assessment can help identify the cause of your symptoms and determine whether treatment can prevent further joint damage.

Treatment options

Treatment is highly dependent on the specific condition and the age of the child:

  • DDH: Pavlik harness or similar bracing in infants, closed or open reduction with spica casting in older infants, and pelvic or femoral osteotomies when required

  • Perthes disease: activity modification, physiotherapy, bracing and, in selected cases, containment surgery (femoral and/or pelvic osteotomy)

  • SCFE: urgent surgical stabilisation, most commonly with in situ screw fixation to prevent further slippage

Long term follow up is essential to monitor hip development, address residual deformity and reduce the risk of early osteoarthritis.

Frequently Asked Questions (FAQ)

What causes hip arthritis?2026-04-24T22:03:24+00:00

Hip arthritis usually develops over time rather than from a single cause. The most common reason is gradual wear of the joint cartilage with age. However, many people develop it earlier due to subtle issues with the shape of the hip, when the ball and socket don’t fit perfectly, it creates uneven pressure that slowly damages the joint. Previous injuries, such as fractures or dislocations, can also speed up this process. In some cases, genetics, inflammation, or increased load on the joint (including higher body weight or repetitive stress) contribute.

How do I know if I am suitable for hip surgery?2026-04-24T21:58:09+00:00

You should see a doctor if your hip pain is persistent (lasting more than a few weeks), limits your daily activities, wakes you at night, causes you to limp, or hasn’t improved with rest, pain medication, or physiotherapy.

How long do hip replacements last?2026-04-24T21:58:24+00:00

Modern hip replacements last 15–25 years in many patients. Younger, more active patients may eventually require a revision (replacement of the implant)

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