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High-Resolution Three-Dimensional Imaging of the Footpad Vasculature in a Murine Hindlimb Gangrene Model
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[Vascular diagnostics before microvascular tissue transfer on the lower extremities : An algorithm].

Adrian Matthias Vater1, Lukas Prantl2, Moritz Noll3

  • 1Klinik und Poliklinik für Unfall- Hand- Plastische und Wiederherstellungschirurgie, Universitätsklinikum Würzburg, Oberdürrbacher Straße 6, 97080, Würzburg, Deutschland. vater_a@ukw.de.

Der Unfallchirurg
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PubMed
Summary
This summary is machine-generated.

Optimizing microsurgical free flap transfer for lower extremity reconstruction requires interdisciplinary evaluation. This study proposes a standardized algorithm for preoperative radiological diagnostics to improve surgical success and reduce malperfusion risks.

Keywords:
Free flapLimb salvagePlastic surgeryReconstructive surgeryVascular diagnostics

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Area of Science:

  • Plastic Surgery
  • Orthopedic Surgery
  • Vascular Surgery
  • Radiology

Background:

  • Microsurgical free flap transfer is crucial for lower extremity soft tissue reconstruction.
  • Limb salvage success relies on interdisciplinary collaboration between plastic and orthopedic surgery.
  • Older patients and trauma survivors face higher risks of extremity malperfusion.

Purpose of the Study:

  • To implement a standardized algorithm for preoperative examination and radiological diagnostics.
  • To optimize the evaluation and selection of patients undergoing reconstructive surgery of the lower extremity.
  • To maximize the success rate of free flap transfer and minimize risks.

Main Methods:

  • Interdisciplinary clinical examination and diagnostics.
  • Radiological procedures including vascular ultrasound, digital subtraction angiography (DSA), computed tomography angiography (CTA), and magnetic resonance angiography (MRA).
  • Evaluation of arterial inflow and venous status for preoperative planning.

Main Results:

  • Radiological methods are essential for evaluating and optimizing lower extremity perfusion.
  • Less invasive imaging techniques enhance preoperative patient selection for interventional procedures.
  • Early vascular surgeon involvement can identify surgical options for intraluminal stenosis.

Conclusions:

  • A standardized preoperative diagnostic algorithm is needed for reconstructive surgery of the lower extremity.
  • Integrating clinical and radiological assessments improves patient selection and surgical outcomes.
  • This approach aims to enhance the safety and efficacy of microsurgical free flap transfer.