Closure of a massive truncal defect post sarcoma resection by using the preserved skin from the amputated forelimb in a cat.
Maskell KA, Bacon NJ · Veterinary Surgery · 18 June 2026
Limb fillet flaps enable tension-free closure of extensive oncologic defects using amputated limb skin.
This case report describes a novel surgical technique for managing extensive soft tissue defects following radical excision of feline injection-site sarcoma (FISS). A cat requiring thoracic limb amputation due to a large, infiltrative FISS presented a significant reconstructive challenge. Rather than relying on traditional reconstruction methods or accepting significant cosmetic and functional compromise, the surgical team adapted the limb fillet flap technique from human reconstructive oncology. This innovative approach involved harvesting viable skin from the amputated limb and using it to achieve tension-free closure of the extensive surgical defect. The technique eliminated the need for additional donor sites and associated morbidity. The wound healed without complications, with satisfactory cosmetic and functional outcomes achieved. This case represents the first reported application of limb fillet flap technique in veterinary medicine for oncologic reconstruction. The authors emphasize this as a practical and efficient option for managing large reconstructive defects in feline patients undergoing radical tumor excision, particularly when amputation is necessary. The technique efficiently utilizes available tissue resources while optimizing patient outcomes.
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