Medically reviewed by: Dr. Sathish Devadoss – M.B.B.S., M.S. (Ortho), M.Ch. Orth (UK), FASIF (Aust) , Dr. G . Balaji – M.S., M.Ch. (Plastic), DNB (Plastic)
When a baby is born with a wrist that bends towards the thumb, parents naturally have questions. Will the child be able to use the hand normally? Does it need surgery? Can anything be done while the child is still very young?
This condition is called radial club hand. The treatment depends on how much the radius bone has developed, how flexible the wrist is and whether the thumb is affected. Some children need only stretching and splinting, while others may benefit from surgery.
Let’s look at what treatment usually involves and what parents should know.
What is radial club hand?
The forearm has two bones: the radius, on the thumb side, and the ulna, on the little finger side. In radial club hand, the radius and other structures on the thumb side of the forearm and hand may be underdeveloped. In severe cases, the radius may be completely absent.The medical term for this condition is radial longitudinal deficiency.
Because the radius helps support the wrist, its abnormal development can cause the hand to bend towards the thumb side. The forearm may also be shorter than usual.
Children can have different degrees of the condition. Some have a mild wrist deformity, while others may have a more noticeable curve, limited wrist movement or an underdeveloped thumb. In some cases, the fingers may also be stiff.
Radial club hand is present at birth. It isn’t caused by something the parents did during pregnancy.
How do doctors assess the condition?
The first step is a physical examination. An orthopaedic specialist will check the position of the wrist, forearm length, thumb development and movement of the fingers and elbow.
An X-ray helps show how the radius and ulna have developed. The doctor may also recommend additional investigations because radial club hand can sometimes occur alongside other congenital conditions.
Depending on the child’s examination, these checks may include:
- Assessment of the heart and other organ systems.
- Blood tests to look for associated conditions, when indicated.
- Further specialist or genetic evaluation if there are signs of a related syndrome.
These investigations are important. Treatment should be planned around the child’s overall health, not just the appearance of the wrist.
Can radial club hand be treated without surgery?
Yes, in some cases. Treatment often begins during infancy, when the soft tissues are more flexible. The aim is to improve wrist positioning, maintain movement and prepare the hand for everyday use.
The right radial club hand deformity treatment depends on the severity of the condition and may include stretching, splinting or casting to improve wrist flexibility and positioning.
Radial club hand treatment in children may include gentle stretching, splinting and, in selected cases, serial casting.
Here’s what these treatments involve.
Stretching exercises: A specialist or hand therapist may teach parents how to gently stretch the wrist. The exercises need to be done as instructed. Forcibly straightening the wrist at home can cause injury.
Splinting: A custom-made splint helps support the wrist in a more suitable position. Depending on the child’s needs, it may be worn during sleep or for other periods recommended by the treating team.
Serial casting: In some children, a series of casts is used to gradually stretch tight soft tissues and improve wrist position. This may also prepare the wrist for surgery if an operation is needed later.
These methods don’t replace a missing radius. Their purpose is to improve flexibility and positioning, and to support hand function.
Mild cases may be managed without surgery. More severe cases can also benefit from stretching and splinting before an operation, so non-surgical care may remain part of the treatment even when surgery is planned.
When is surgery needed?
Surgery may be considered when the wrist has a severe deformity, is difficult to position or affects the child’s ability to use the hand. The decision depends on several factors, including the type of radial deficiency, wrist flexibility, thumb function and the child’s general health.
Radial club hand surgery is not one single procedure. Different operations are used to address different problems.
Some of the surgical options include:
- Centralisation: The carpal bones of the wrist are repositioned over the end of the ulna to improve alignment.
- Radialisation: The wrist is repositioned towards the ulna side to improve alignment and muscle balance.
- Soft-tissue release or tendon procedures: Tight tissues may be released, or tendons repositioned, depending on the deformity.
- Thumb reconstruction: If the thumb is severely underdeveloped or absent, a procedure such as pollicisation may be considered. This involves moving the index finger into the thumb position to provide a more functional grasp.
Not every child needs all these procedures. Some children may require surgery in stages, particularly when the deformity is severe or the thumb also needs reconstruction.
The timing is individual too. The specialist will consider the child’s age, the severity of the deformity, soft-tissue flexibility and the procedure being planned. Parents shouldn’t assume that every child needs surgery at the same age.
What happens after surgery?
Treatment doesn’t end when the operation is over. The wrist may need to be protected in a cast or splint while it heals. Follow-up visits help the surgeon monitor alignment, healing and movement.
Hand therapy and prescribed exercises may also be needed. These help the child work towards better movement and use of the affected hand.
There is one thing parents should understand: surgery may improve wrist alignment and function, but it cannot always create a completely normal wrist or restore full movement. The result depends on the original deformity and the structures affected.
As the child grows, the wrist position may change again. Some children need further treatment, so long-term follow-up is important.
Choosing the right treatment for your child
There isn’t a single treatment plan for every child with radial club hand. A child with a flexible wrist and mild deformity may need stretching and splinting, while a child with a more severe deformity may benefit from reconstructive surgery.
The goal is to improve hand positioning and function, while helping the child use the affected arm as comfortably as possible.
We provide consultations for radial club hand treatment in Madurai, helping parents understand their child’s condition, the investigations needed and the treatment options available.
For families considering paediatric hand surgery in Madurai, the consultation is also a chance to discuss the expected benefits, limitations, recovery and long-term follow-up before making a decision. At Devadoss Hospital, parents can discuss their child’s condition with the orthopaedic team and understand the next steps based on the child’s individual needs.
Frequently Asked Questions
Is radial club hand present from birth?
Yes. It is a congenital condition in which the radius is underdeveloped or absent. The degree of deformity varies from one child to another.
Does every child need surgery?
No. Some children can be managed with stretching, splinting and therapy. Surgery may be recommended when the wrist deformity is more severe or affects hand function.
Can splinting straighten the wrist completely?
Splinting can help improve positioning and maintain flexibility, particularly in younger children. However, it cannot replace a missing radius, and the amount of correction depends on the severity of the condition.
Can the deformity return after surgery?
Yes, recurrence of radial deviation can occur as the child grows. Regular follow-up helps the specialist monitor the wrist and decide whether further treatment is needed.
When should parents consult a specialist?
If a baby is born with a wrist that bends towards the thumb, an unusually short forearm or an underdeveloped thumb, arrange an assessment with an orthopaedic specialist. Early evaluation helps determine the condition and plan appropriate care.
References
- World Health Organization. Congenital anomalies
- de Jong JP, Moran SL, Vilkki SK. Changing Paradigms in the Treatment of Radial Club Hand. Clinics in Orthopedic Surgery. 2012;4(1):36–44. Read the research article
- Great Ormond Street Hospital. Radial club hand: diagnosis and treatment