Abstract:
STUDY DESIGN:Case report of late postoperative complication. SUMMARY OF BACKGROUND DATA:There have been a number of reports of migration and extrusion of cervical fusion instrumentation. The majority of such cases have a benign outcome. To our knowledge, cervical instrumentation extrusion resulting in prevertebral abscess and acute airway obstruction has not been reported. METHODS:A 56-year-old man who had undergone a prior C3-C6 anterior cervical decompression and fusion presented to a hospital with dysphagia and acute airway obstruction requiring an emergency tracheostomy. His neck radiograph showed that a C6 screw was missing compared to prior films. Magnetic resonance imaging showed a large prevertebral abscess anterior to C2-C7 causing complete upper airway obstruction. RESULTS:He underwent surgical drainage of the abscess and had a good neurologic recovery. CONCLUSIONS:We report a case of acute upper airway obstruction from prevertebral abscess, likely secondary to a loosened anterior cervical screw penetrating the prevertebral soft tissue. In contrast to case reports in the literature involving instrumentation extrusion with a usually benign outcome, our case presented with a life-threatening condition.
journal_name
Spine (Phila Pa 1976)journal_title
Spineauthors
Wong DT,Fehlings MG,Massicotte EMdoi
10.1097/01.brs.0000186861.82651.00keywords:
subject
Has Abstractpub_date
2005-11-15 00:00:00pages
E683-6issue
22eissn
0362-2436issn
1528-1159pii
00007632-200511150-00021journal_volume
30pub_type
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