Hello, the causes of baby finger deformities are very complicated, which can be roughly divided into two categories: genetic factors and environmental factors. Genetic factors include chromosome abnormality and gene mutation. Finger deformities is best treated by surgery and local excision. Considering that the child is still too young, it is best to choose microsurgery to ensure future development. Guangzhou Heping Orthopedic Hospital heard that it is good, you can try it.