Page 651 - Atlas of Small Animal CT and MRI
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Trauma 641
Figure 6.2.4 Monteggia Fracture (Canine) CT
(a) DX, LAT (b) CT, 3D, LLAT (c) CT, 3D, LLAT
(d) CT, 3D, RLAT (e) CT, 3D, CAUD
2y FS German Shepherd Dog with a history of vehicular trauma. There is an oblique fracture through the proximal third of the ulna with
an articular component (a: arrow). The radial head is luxated cranially (a: arrowhead). The CT images show the comminution fragments
within the fracture (b: open arrowhead). The luxation of the radial head (c: arrowhead) and subluxation of the humeroulnar joint (e: small
arrow) are well visualized. Multiple longitudinal and oblique fissures are present in the proximal ulna (d: black arrows).
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