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Focal Cerebral Ischemia Model by Endovascular Suture Occlusion of the Middle Cerebral Artery in the Rat
Published on: February 5, 2011
Traumatic carotid artery dissection: a significant incidental finding.
K M Hughes1, B Collier, K A Greene
1Department of Surgery, Conemaugh Memorial Medical Center/Temple University, Johnstown, Pennsylvania 15905, USA.
The American Surgeon
|November 23, 2000
Summary
Blunt carotid artery dissections are often missed in severely injured patients. Early screening with MRI/MRA and conservative treatment like anticoagulation can effectively manage these occult injuries.
Area of Science:
- Trauma Surgery
- Vascular Surgery
- Diagnostic Imaging
Background:
- Blunt traumatic carotid artery dissection diagnosis and management are debated.
- Treatment options range from observation to surgical repair.
Purpose of the Study:
- To evaluate the incidence and outcomes of blunt traumatic carotid artery dissections.
- To assess the effectiveness of conservative management in severely injured patients.
Main Methods:
- Retrospective review of trauma registry records over 3 years.
- Analysis of patients undergoing MRI/MRA for screening.
- Review of treatment strategies and patient outcomes.
Main Results:
- Seven cases of blunt traumatic carotid artery dissection identified among 3342 trauma patients.
- Incidence of 3.7% in MRI-screened patients, significantly higher than reported rates.
- All patients had severe head injuries; none presented with stroke or focal neurologic deficits.
- Conservative treatment (observation or anticoagulation) led to neurological improvement in six survivors.
Conclusions:
- Early aggressive screening using MRI/MRA is recommended for severely injured patients.
- Conservative medical management appears effective for occult carotid artery dissections.
- This approach can prevent stroke and improve patient outcomes.
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