Q70.0

Clinical Causes: Genetic factors: mutations in specific genes can lead to syndactyly. Inherited conditions: syndactyly may be part of hereditary syndromes. Environmental influences: although rare, maternal factors or exposures during pregnancy may influence development. Syndactyly can also occur as an isolated anomaly without associated syndromes.

Key Symptoms: Fingers fused together, often affecting the middle or ring fingers. Limited movement or dexterity in the affected fingers. Visible connection between two or more fingers, which may involve skin, bone, or both. Possible deformity or abnormal finger shape. In some cases, the fused fingers are of different sizes or lengths.

Diagnosis Path: Diagnosis typically involves a thorough physical examination of the hand. Imaging studies, such as X-rays, are crucial to assess the extent of bone involvement and to differentiate between simple and complex syndactyly with synostosis. Genetic testing may also be recommended in cases where syndactyly is part of a broader syndrome. An assessment by specialists, including pediatric orthopedists or hand surgeons, can help determine the best management approach.

Treatment Protocols: The main aim of treatment is to improve finger function and appearance. Surgical intervention is often performed, especially when syndactyly interferes with hand use or causes cosmetic concerns. Procedures may include: - Separating fused fingers by surgically excising the tissue holding them together. - Reconstructing the web spaces to allow finger mobility. - Correcting bone or joint deformities if present. Postoperative care may involve hand therapy and follow-up surgeries to optimize outcomes. Early intervention, typically during childhood, can significantly enhance hand function and appearance.