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Updated: Mar 16, 2026

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Modified Heterotopic Hindlimb Osteomyocutaneous Flap Model in the Rat for Translational Vascularized Composite Allotransplantation Research
Published on: April 26, 2019
6.2K
[INTERRELATION BETWEEN THE PREOPERATIVE MORPHOLOGICAL CHARACTERISTICS OF PERIPHERAL BLOOD AND THE QUALITY OF
Morfologiia (Saint Petersburg, Russia)
|August 5, 2016
Summary
Preoperative blood counts, including leukocytes and thrombocytes, can predict the survival of vascularized flaps. Higher counts near maximum values may increase the risk of epidermolysis in flap survival.
Area of Science:
- Plastic Surgery
- Vascular Surgery
- Tissue Engineering
Context:
- Vascularized adipo-fascio-cutaneous flaps are crucial in reconstructive surgery.
- Assessing flap viability preoperatively is essential for surgical success.
- Limited research exists on the correlation between preoperative hematological parameters and flap survival outcomes.
Purpose:
- To investigate the relationship between preoperative blood counts and the survival quality of vascularized adipo-fascio-cutaneous flaps.
- To identify specific hematological markers that predict flap survival.
- To enhance the predictability of flap survival in reconstructive procedures.
Summary:
- This study analyzed 10 adult male Wistar rats undergoing superficial inferior epigastric artery flaps.
- Flaps experienced a 90-minute ischemic period before replantation.
- Computer-assisted planimetry assessed flap survival quality 12 days post-operation.
- Preoperative leukocyte, thrombocyte, neutrophil, and eosinophil counts, along with reactive lymphocyte counts, were correlated with flap survival.
- Elevated counts near maximal reference values were associated with an increased probability of epidermolysis.
Impact:
- Findings suggest that preoperative blood counts can serve as predictive markers for flap survival.
- This research may lead to improved patient selection and surgical planning in flap reconstruction.
- Understanding these hematological correlations can help mitigate postoperative complications like epidermolysis.

