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Minor head trauma in anticoagulated patients
G Garra1, A H Nashed, L Capobianco
1Department of Emergency Medicine, Morristown Memorial Hospital, NJ 07962, USA.
Summary
Clinically significant intracranial injury is rare in anticoagulated patients with minor head trauma and no loss of consciousness. Head CT scans may not be necessary for these patients, warranting further study.
Area of Science:
- Emergency Medicine
- Neurosurgery
- Radiology
Background:
- Anticoagulated patients present a unique challenge in minor head trauma evaluation.
- Assessing the risk of intracranial injury in this population requires careful consideration.
Purpose of the Study:
- To determine the incidence of clinically significant intracranial injury in anticoagulated patients with minor head trauma.
- To evaluate the necessity of head CT scans in this patient cohort.
Main Methods:
- Retrospective chart review of 65 anticoagulated patients (warfarin) with minor head trauma without loss of consciousness or neurological abnormality.
- Analysis of prothrombin times, head CT results, and telephone follow-up for outcomes.
Main Results:
- No intracranial injuries were identified in 39 patients who underwent head CT.
- Follow-up revealed no complications in 26 patients who did not receive a head CT.
- The incidence of clinically significant intracranial injury was found to be extremely low.
Conclusions:
- Clinically significant intracranial injury is very uncommon in anticoagulated patients with minor head trauma and no neurological deficits.
- Head CT scanning may be avoidable in select cases, potentially reducing healthcare costs and radiation exposure.
- Larger prospective studies are recommended to validate these findings and refine clinical guidelines.