Dog bite fracture

Case contributed by Chris O'Donnell
Diagnosis certain


Dog bite to the wrist

Patient Data

Age: 80 years
Gender: Male

Depressed cortical defect involving the dorsal cortex of the distal radius (arrows)

CT to confirm XR findings &...


CT to confirm XR findings & to exclude tooth fragment

Confirmed punched-in defect involving the dorsal cortex with depressed cortical fragments.  Note the defect in skin apparently remote from the fracture (arrow) indicating an oblique path through the soft tissues.  No tooth fragment seen.

Case Discussion

Animal bites are prone to secondary infection by atypical/exotic bacteria.  This defect in the bone required surgical wash-out in order to prevent osteomyelitis.

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