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Pulmonary embolism following anticoagulation therapy.
1National Spinal Injuries Centre, Stoke Mandeville Hospital.
International Disability Studies
|January 1, 1991
Summary
Patients with traumatic spinal injury who stopped anticoagulant therapy developed pulmonary embolism. This highlights the risks of early discontinuation and factors like obesity and surgery.
Area of Science:
- Medical Research
- Clinical Medicine
- Cardiovascular Science
Background:
- Traumatic spinal injury poses significant risks for venous thromboembolism.
- Anticoagulant therapy is a common treatment to prevent blood clots in these patients.
Observation:
- Five patients with spinal injuries received 90-day anticoagulant therapy (warfarin, heparin, or phenindione).
- Pulmonary embolism occurred in all five patients upon discontinuation of anticoagulant treatment.
- Two cases were confirmed via lung scintigraphy, and two via post-mortem examination.
Findings:
- Discontinuation of anticoagulant therapy following spinal injury is associated with a high risk of pulmonary embolism.
- Factors contributing to this risk include delayed anticoagulation, obesity, surgical interventions, and early mobilization in wheelchairs.
Implications:
- Extended or carefully managed anticoagulant therapy may be necessary for spinal injury patients.
- Risk stratification and individualized treatment plans are crucial to prevent post-treatment thromboembolic events.
- Further research is needed to optimize anticoagulation protocols for traumatic spinal injury survivors.