Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions

Abstract Background Approximately 80% of nasal masses in dogs and 91% of nasal masses in cats are reported to be malignant, but the currently reported diagnostic rate of neoplasia is 54% using blind or rhinoscopic biopsy techniques. Hypothesis/Objectives Describe the technique of computed tomography...

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Main Authors: Jessica Milne, Sophie Ekkebus, Daniel Thompson, Robert Brash
Format: Article
Language:English
Published: Wiley 2025-01-01
Series:Journal of Veterinary Internal Medicine
Subjects:
Online Access:https://doi.org/10.1111/jvim.17296
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author Jessica Milne
Sophie Ekkebus
Daniel Thompson
Robert Brash
author_facet Jessica Milne
Sophie Ekkebus
Daniel Thompson
Robert Brash
author_sort Jessica Milne
collection DOAJ
description Abstract Background Approximately 80% of nasal masses in dogs and 91% of nasal masses in cats are reported to be malignant, but the currently reported diagnostic rate of neoplasia is 54% using blind or rhinoscopic biopsy techniques. Hypothesis/Objectives Describe the technique of computed tomography (CT)‐guided Tru‐Cut (Tru‐Cut biopsy needle, Merit Medical Systems, Utah, USA) nasal biopsies in cats and dogs to determine the diagnostic rate of neoplasia on the first round of sampling and to evaluate the safety of the technique. Animals Thirty client‐owned animals, 16 dogs and 14 cats, that had CT‐guided nasal biopsies performed to investigate nasal masses. Methods Retrospective, single‐center, medical record review of 16 dogs and 14 cats that had CT‐guided nasal biopsies performed between 2022 and 2024. Results Diagnostic biopsy samples were acquired using CT‐guided Tru‐Cut sampling in 28/30 cases (93%). The diagnosis was considered clinically appropriate in 26/30 cases (87%): neoplasia in 24/30 cases (80%) and rhinitis in 2/30 cases (7%). Neoplasia was the final diagnosis in 14/16 dogs (88%) and 10/14 cats (71%). Conclusions and Clinical Importance Computed tomographic‐guided Tru‐Cut biopsies can result in a high first‐round diagnosis of neoplasia in nasal masses in cats and dogs, without clinically relevant complications. This technique is a useful alternative method of sampling nasal masses that may be difficult to access via rhinoscopy.
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spelling doaj-art-f0eaa17964334e5fa0e7f735658265bb2025-01-27T15:22:41ZengWileyJournal of Veterinary Internal Medicine0891-66401939-16762025-01-01391n/an/a10.1111/jvim.17296Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesionsJessica Milne0Sophie Ekkebus1Daniel Thompson2Robert Brash3Davies Veterinary Specialists Part of Linnaeus Veterinary Limited Hitchin UKDavies Veterinary Specialists Part of Linnaeus Veterinary Limited Hitchin UKDavies Veterinary Specialists Part of Linnaeus Veterinary Limited Hitchin UKDavies Veterinary Specialists Part of Linnaeus Veterinary Limited Hitchin UKAbstract Background Approximately 80% of nasal masses in dogs and 91% of nasal masses in cats are reported to be malignant, but the currently reported diagnostic rate of neoplasia is 54% using blind or rhinoscopic biopsy techniques. Hypothesis/Objectives Describe the technique of computed tomography (CT)‐guided Tru‐Cut (Tru‐Cut biopsy needle, Merit Medical Systems, Utah, USA) nasal biopsies in cats and dogs to determine the diagnostic rate of neoplasia on the first round of sampling and to evaluate the safety of the technique. Animals Thirty client‐owned animals, 16 dogs and 14 cats, that had CT‐guided nasal biopsies performed to investigate nasal masses. Methods Retrospective, single‐center, medical record review of 16 dogs and 14 cats that had CT‐guided nasal biopsies performed between 2022 and 2024. Results Diagnostic biopsy samples were acquired using CT‐guided Tru‐Cut sampling in 28/30 cases (93%). The diagnosis was considered clinically appropriate in 26/30 cases (87%): neoplasia in 24/30 cases (80%) and rhinitis in 2/30 cases (7%). Neoplasia was the final diagnosis in 14/16 dogs (88%) and 10/14 cats (71%). Conclusions and Clinical Importance Computed tomographic‐guided Tru‐Cut biopsies can result in a high first‐round diagnosis of neoplasia in nasal masses in cats and dogs, without clinically relevant complications. This technique is a useful alternative method of sampling nasal masses that may be difficult to access via rhinoscopy.https://doi.org/10.1111/jvim.17296biopsycaninefelinehistologynasopharynxneoplasia
spellingShingle Jessica Milne
Sophie Ekkebus
Daniel Thompson
Robert Brash
Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions
Journal of Veterinary Internal Medicine
biopsy
canine
feline
histology
nasopharynx
neoplasia
title Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions
title_full Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions
title_fullStr Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions
title_full_unstemmed Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions
title_short Retrospective evaluation of computed tomographic‐guided Tru‐Cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions
title_sort retrospective evaluation of computed tomographic guided tru cut biopsies in 16 dogs and 14 cats with nasal cavity mass lesions
topic biopsy
canine
feline
histology
nasopharynx
neoplasia
url https://doi.org/10.1111/jvim.17296
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AT sophieekkebus retrospectiveevaluationofcomputedtomographicguidedtrucutbiopsiesin16dogsand14catswithnasalcavitymasslesions
AT danielthompson retrospectiveevaluationofcomputedtomographicguidedtrucutbiopsiesin16dogsand14catswithnasalcavitymasslesions
AT robertbrash retrospectiveevaluationofcomputedtomographicguidedtrucutbiopsiesin16dogsand14catswithnasalcavitymasslesions