| The infant had multiple craniofacial and preaxial skeletal anomalies and was diagnosed with Nager's syndrome. |
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| The skeletal plan of the rhipidistian Eusthenopteron consisted of an axial series of bones, each of which articulated with a preaxial series. |
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| Areas with higher concentration of SHH developed into posterior or postaxial structures, whereas lower concentrations developed into more anterior or preaxial structures. |
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| Other reports indicated that mutation in the above chromosome regions resulted in human preaxial polydactyly, mouse Hx, Hm and Ssq limb abnormality, and chicken polydactyly. |
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