Screw Loosening
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Wound Infection
Seroma and Epidural Scar
Epidural Hematoma - CT
Epidural Hematoma - MRI
Instability
Graft Reabsorption
Endplate Fracture
Graft Collapse
Nonunion
Displaced Strut Graft
Broken Screw
Screw in Spinal Canal
Slipped rod
Screw in Disc space
Screw Loosening & Hematoma
Screw Backing Out
Screw Loosening

Screw Loosening

40 year old. male with history of falling off a truck while doing some work had complained of low back pain, muscle spasm, hand and feet numbness, and neck pain since the time of the action. Patient underwent C5-6 and C6-7 anterior cervical discectomy with fusion using anterior plating.

Lateral c-spine -Clik on the image to enlarge Lateral film showing the intact plate and screws for the fusion and nearly imperceptible grafting material in the disc spaces of C5-6 and C6-7.
Lateral c-spine -Clik on the image to enlarge Lateral radiograph taken six weeks later on routine follow-up demonstrates loosening of the  superior anterior screws and ventral displacement of the proximal anterior plate. Early incorporation of grafting material can be seen at the disc spaces.
Click on the images to view a larger version!

 

 

 


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