Foot and Ankle Reconstruction



10.1055/b-0034-97714

Foot and Ankle Reconstruction

Justin B. Cohen
A 36-year-old man presents to the emergency department following a gunshot wound to his right foot.


Description




  • Roughly 11 × 7 × 3-cm open wound to the plantar surface of the right foot.




    • Encompasses.large aspect of weight-bearing surface.



    • Likely tendinous and bony disruption.



    • Exposed metatarsal heads.



    • Wound appears clean and well perfused with viable tissue proximally and distally.



Work-up



History and physical examination




  • Obtain patient′s baseline functional and ambulatory status.



  • Determine medical comorbidities.




    • Vascular disease, smoking, nutritional status, immunosuppression, renal disease, autoimmune disease, radiation, coagulopathy.



  • Assess for evidence of impaired peripheral blood flow.




    • Palpation and Doppler examination of dorsalis pedis and posterior tibial arteries, check of capillary refill, pulse oximeter reading on each toe to assess viability, observation of bleeding wound edges.



  • Motor and sensory examination to assess extent of injury.



  • Tetanus status.



Pertinent imaging or diagnostic studies




  • Redundancy to evaluate bony framework and possible foreign bodies (i.e., bullet fragments).



  • Consider angiography for possible vascular injury and preoperative surgical planning.




    • Magnetic resonance angiography and computed tomographic angiography are additional options when the patient is not a candidate for an invasive interventional procedure with contrast dye injection under general anesthesia.



    • Renal status may be pertinent to deciding the appropriate modality.



Consultations




  • Trauma evaluation.



  • Orthopedic surgery, for management of bony injury.



  • Vascular surgery, if vascular inflow is a concern.



Treatment



Acute management




  • Thorough operative irrigation and débridement performed emergently




    • All nonviable tissue needs to be removed and sharply débrided.



    • Copious irrigation and removal of foreign bodies.



    • Careful examination of the extent of the wound (under tourniquet).



    • Consider wound vacuum-assisted closure (VAC) placement between procedures.



    • Repeat wound exploration and débridement after 48 hours.



  • Preoperative antibiotics to reduce risk for wound infection.



  • Appropriate management of fractures as indicated.



  • Definitive closure only after wound is clean and bony stabilization is obtained




    • Stable biomechanical alignment is the first goal of acceptable foot function.

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Jun 18, 2020 | Posted by in General Surgery | Comments Off on Foot and Ankle Reconstruction

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