Conclusions: These findings show that central polydactyly, syndactyly, and central deficiencies have the same early morphological changes: abnormal clefts in the central part of the footplate.

• 结论：这个发现显示中心型多趾、并趾和中心型缺乏具有相同的早期形态学变化：足底中心部异常裂隙的出现。