Explant of a Chronic Atlantoaxial Implant Infection in a Dog

An 11-year-old male neutered Yorkshire Terrier was presented with a cervical mass that developed a draining tract. Aside from the dysphagia reported by the owner, his neurologic exam was normal. Three years prior, the patient was diagnosed with an atlantoaxial subluxation that was ventrally stabiliz...

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Main Authors: Thao Vo, Gabriel Garcia, Sheila Carrera-Justiz
Format: Article
Language:English
Published: Wiley 2023-01-01
Series:Case Reports in Veterinary Medicine
Online Access:http://dx.doi.org/10.1155/2023/1942540
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author Thao Vo
Gabriel Garcia
Sheila Carrera-Justiz
author_facet Thao Vo
Gabriel Garcia
Sheila Carrera-Justiz
author_sort Thao Vo
collection DOAJ
description An 11-year-old male neutered Yorkshire Terrier was presented with a cervical mass that developed a draining tract. Aside from the dysphagia reported by the owner, his neurologic exam was normal. Three years prior, the patient was diagnosed with an atlantoaxial subluxation that was ventrally stabilized with polymethylmethacrylate (PMMA) and self-tapping titanium screws. There were no postoperative complications until presenting with the cervical mass and dysphagia. Computerized tomography (CT) of the cervical spine confirmed caudal migration of the PMMA and screws with an abscess surrounding the implant. A surgical explant of the PMMA and screws was performed without complication. The atlantoaxial joint remained normally aligned on postoperative radiographs. Cultures of the implant grew Streptococcus bovis. He was treated with cephalexin (22 mg/kg PO BID) for 30 days. At the time of his one-month recheck, he was swallowing normally with no neurologic deficits. He remains normal at the time of this report (17 months later). This case reports a successful explant of a chronic atlantoaxial implant infection.
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spelling doaj-art-afc5482a64aa458fb28aafac1b20fd1b2025-08-20T02:19:06ZengWileyCase Reports in Veterinary Medicine2090-701X2023-01-01202310.1155/2023/1942540Explant of a Chronic Atlantoaxial Implant Infection in a DogThao Vo0Gabriel Garcia1Sheila Carrera-Justiz2Small Animal Clinical SciencesSmall Animal Clinical SciencesSmall Animal Clinical SciencesAn 11-year-old male neutered Yorkshire Terrier was presented with a cervical mass that developed a draining tract. Aside from the dysphagia reported by the owner, his neurologic exam was normal. Three years prior, the patient was diagnosed with an atlantoaxial subluxation that was ventrally stabilized with polymethylmethacrylate (PMMA) and self-tapping titanium screws. There were no postoperative complications until presenting with the cervical mass and dysphagia. Computerized tomography (CT) of the cervical spine confirmed caudal migration of the PMMA and screws with an abscess surrounding the implant. A surgical explant of the PMMA and screws was performed without complication. The atlantoaxial joint remained normally aligned on postoperative radiographs. Cultures of the implant grew Streptococcus bovis. He was treated with cephalexin (22 mg/kg PO BID) for 30 days. At the time of his one-month recheck, he was swallowing normally with no neurologic deficits. He remains normal at the time of this report (17 months later). This case reports a successful explant of a chronic atlantoaxial implant infection.http://dx.doi.org/10.1155/2023/1942540
spellingShingle Thao Vo
Gabriel Garcia
Sheila Carrera-Justiz
Explant of a Chronic Atlantoaxial Implant Infection in a Dog
Case Reports in Veterinary Medicine
title Explant of a Chronic Atlantoaxial Implant Infection in a Dog
title_full Explant of a Chronic Atlantoaxial Implant Infection in a Dog
title_fullStr Explant of a Chronic Atlantoaxial Implant Infection in a Dog
title_full_unstemmed Explant of a Chronic Atlantoaxial Implant Infection in a Dog
title_short Explant of a Chronic Atlantoaxial Implant Infection in a Dog
title_sort explant of a chronic atlantoaxial implant infection in a dog
url http://dx.doi.org/10.1155/2023/1942540
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AT sheilacarrerajustiz explantofachronicatlantoaxialimplantinfectioninadog