Crossed polysyndactyly is a rare congenital disorder characterized by the fusion of two or more digits on the same hand or foot. It is caused by a genetic mutation and is usually present at birth. Symptoms may include webbing between the affected digits, extra digits, and/or extra bones in the affected digits. Treatment may include surgery to separate the fused digits and correct any associated deformities.

The symptoms of Crossed polysyndactyly include:

-Extra toes or fingers on one or both hands and/or feet
-Webbing between the toes or fingers
-Abnormal shape of the toes or fingers
-Abnormal nail growth
-Abnormal bone growth
-Abnormal joint movement
-Abnormal skin texture
-Abnormal sensation in the affected area

Crossed polysyndactyly is a rare congenital disorder caused by a genetic mutation. It is believed to be caused by a mutation in the HOXD13 gene, which is responsible for the development of the hands and feet. Other possible causes include environmental factors, such as exposure to certain chemicals or radiation, or a combination of genetic and environmental factors.

1. Surgery: Surgery is the most common treatment for crossed polysyndactyly. The goal of surgery is to separate the fused digits and create a normal-looking hand. The surgery is usually done in stages, with the first stage focusing on separating the digits and the second stage focusing on reconstructing the skin and soft tissue.

2. Physical Therapy: After surgery, physical therapy is often recommended to help restore movement and strength to the affected hand. Physical therapy can also help with scar management and pain management.

3. Splinting: Splinting can be used to help maintain the position of the fingers and prevent contractures. Splints can also be used to help with pain management.

4. Occupational Therapy: Occupational therapy can help with activities of daily living, such as dressing, eating, and writing. Occup

The exact cause of crossed polysyndactyly is unknown, but it is believed to be a genetic disorder. Risk factors for crossed polysyndactyly include:

• Family history of the condition
• Maternal diabetes
• Maternal use of certain medications during pregnancy
• Maternal exposure to certain environmental toxins during pregnancy
• Maternal age over 35
• Male gender

Crossed polysyndactyly is a congenital condition that cannot be cured. However, it can be treated with surgery to remove the extra digits and reconstruct the affected area. Medications may be prescribed to help manage pain and reduce swelling after the surgery.