Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone Grafting

An 11-month-old castrated male Pomeranian presented with nonunion following a femoral fracture that occurred after femoral head and neck osteotomy. Radiography and computed tomography revealed severe atrophy of the proximal bone fragment and retardation of the ipsilateral distal fragment and tibia....

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Main Authors: Kyuman Cho, Kilsang Lee, Kyungsik Kang, Minkyung Kim
Format: Article
Language:English
Published: MDPI AG 2023-06-01
Series:Veterinary Sciences
Subjects:
Online Access:https://www.mdpi.com/2306-7381/10/6/388
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author Kyuman Cho
Kilsang Lee
Kyungsik Kang
Minkyung Kim
author_facet Kyuman Cho
Kilsang Lee
Kyungsik Kang
Minkyung Kim
author_sort Kyuman Cho
collection DOAJ
description An 11-month-old castrated male Pomeranian presented with nonunion following a femoral fracture that occurred after femoral head and neck osteotomy. Radiography and computed tomography revealed severe atrophy of the proximal bone fragment and retardation of the ipsilateral distal fragment and tibia. An autogenous bone graft using coccygeal bone was performed, in which three and a half coccyges were placed in succession and fixed using an orthogonal locking plate. To promote bone healing and facilitate proper weight bearing and ambulation, bone morphogenetic proteins, biphasic calcium phosphate, platelet-rich plasma, passive-range-of-motion exercises, transcutaneous electrical nerve stimulation, neuromuscular electrical stimulation, and low-level laser therapy were applied. During the four-year follow-up, it was observed that the previously engrafted bone healed well and maintained stability over a prolonged period, resulting in the patient being able to walk comfortably with good outcomes. However, some degree of lameness was noted in the dog when running owing to limb shortening and joint contracture.
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spelling doaj.art-22b988bbb4114b7d846c2cab4c0124bb2023-11-18T13:00:11ZengMDPI AGVeterinary Sciences2306-73812023-06-0110638810.3390/vetsci10060388Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone GraftingKyuman Cho0Kilsang Lee1Kyungsik Kang2Minkyung Kim3Chokyuman Vet Surgical Center, Bucheon 14624, Republic of KoreaChokyuman Vet Surgical Center, Bucheon 14624, Republic of KoreaChokyuman Vet Surgical Center, Bucheon 14624, Republic of KoreaKeunmaum Animal Medical Center, Busan 48096, Republic of KoreaAn 11-month-old castrated male Pomeranian presented with nonunion following a femoral fracture that occurred after femoral head and neck osteotomy. Radiography and computed tomography revealed severe atrophy of the proximal bone fragment and retardation of the ipsilateral distal fragment and tibia. An autogenous bone graft using coccygeal bone was performed, in which three and a half coccyges were placed in succession and fixed using an orthogonal locking plate. To promote bone healing and facilitate proper weight bearing and ambulation, bone morphogenetic proteins, biphasic calcium phosphate, platelet-rich plasma, passive-range-of-motion exercises, transcutaneous electrical nerve stimulation, neuromuscular electrical stimulation, and low-level laser therapy were applied. During the four-year follow-up, it was observed that the previously engrafted bone healed well and maintained stability over a prolonged period, resulting in the patient being able to walk comfortably with good outcomes. However, some degree of lameness was noted in the dog when running owing to limb shortening and joint contracture.https://www.mdpi.com/2306-7381/10/6/388nonunionfemoral fractureautograftcoccygeal boneplatelet-rich plasmadog
spellingShingle Kyuman Cho
Kilsang Lee
Kyungsik Kang
Minkyung Kim
Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone Grafting
Veterinary Sciences
nonunion
femoral fracture
autograft
coccygeal bone
platelet-rich plasma
dog
title Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone Grafting
title_full Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone Grafting
title_fullStr Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone Grafting
title_full_unstemmed Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone Grafting
title_short Treatment of a Large Defect Induced by Atrophic Nonunion of Femoral Fracture in a Dog with Autogenous Coccygeal Bone Grafting
title_sort treatment of a large defect induced by atrophic nonunion of femoral fracture in a dog with autogenous coccygeal bone grafting
topic nonunion
femoral fracture
autograft
coccygeal bone
platelet-rich plasma
dog
url https://www.mdpi.com/2306-7381/10/6/388
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AT kilsanglee treatmentofalargedefectinducedbyatrophicnonunionoffemoralfractureinadogwithautogenouscoccygealbonegrafting
AT kyungsikkang treatmentofalargedefectinducedbyatrophicnonunionoffemoralfractureinadogwithautogenouscoccygealbonegrafting
AT minkyungkim treatmentofalargedefectinducedbyatrophicnonunionoffemoralfractureinadogwithautogenouscoccygealbonegrafting