Figure 6. . Lateral cervical spine x-ray of a female age six years with MPS IVA.

Figure 6.

Lateral cervical spine x-ray of a female age six years with MPS IVA. Note hypoplastic odontoid (dashed line highlights that the odontoid does not extend superiorly within the C1 ring); platyspondyly (vertebral flattening) (double arrows); and anterior subluxation of C7 on T1 (lines indicate the posterior vertebral bodies of C7 and T1 and arrow indicates anterior translation of C7 on T1).

From: Mucopolysaccharidosis Type IVA

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Pagon RA, Adam MP, Ardinger HH, et al., editors.
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