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Are evidence-based protocols which identify vascular injury associated with knee dislocation underutilized?
Gregg T Nicandri1, Robert P Dunbar, Christopher J Wahl
1Department of Orthopaedics and Rehabilitation, University of Rochester Medical Center, 601 Elmwood Avenue, Box 665, Rochester, NY 14642, USA. Gregg_Nicandri@URMC.rochester.edu
Summary
Evidence-based protocols significantly reduce delays in diagnosing popliteal vascular injuries after knee dislocations. Proper evaluation is crucial to prevent severe complications like amputation.
Area of Science:
- Orthopedic Surgery
- Vascular Surgery
- Trauma Care
Background:
- Knee dislocations frequently involve popliteal vascular injuries.
- Inadequate evaluation protocols delay critical diagnosis and treatment.
- Delayed diagnosis can lead to limb-threatening complications.
Purpose of the Study:
- To assess the impact of evidence-based protocols on diagnosing vascular injury in knee dislocations.
- To identify reasons for the underutilization of established diagnostic protocols.
- To highlight the consequences of delayed diagnosis.
Main Methods:
- Retrospective review of 31 consecutive knee dislocation patients over one year.
- Comparison of outcomes between patients evaluated with (Group I) and without (Group II) evidence-based protocols.
- Primary outcome: delay in diagnosing limb-threatening vascular injury (>8 hours).
Main Results:
- Six patients lacked evidence-based vascular injury evaluation.
- These patients were significantly more likely to experience diagnostic delays (>8 hours) (P = 0.032).
- Patients without proper protocols were less likely to be treated at Level I trauma centers (P < 0.001).
Conclusions:
- Evidence-based protocols are superior to pedal pulse examination alone for timely vascular injury detection.
- Failure to implement these protocols leads to significant diagnostic delays and potential limb loss.
- Orthopedic surgeons must advocate for and implement standardized protocols in referring institutions.