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Tissue biopsy – needle core
British Small Animal Veterinary Association , 273 (2024); https://doi.org/10.22233/9781913859145.2.67
/content/chapter/10.22233/9781913859145.ch2sec67
Tissue biopsy – needle core
- From: BSAVA Guide to Procedures in Small Animal Practice
- Item: Procedures A to Z, pp 273 - 275
- DOI: 10.22233/9781913859145.2.67
- Copyright: © 2024 British Small Animal Veterinary Association
- Publication Date: March 2024
Abstract
This procedure is used to obtain samples from superficial masses that can be palpated well enough to be stabilized, or from masses and organs within a body cavity. It is an alternative to fine-needle aspiration.
/content/chapter/10.22233/9781913859145.ch2sec67
Figures
/content/figure/10.22233/9781913859145.ch2sec67.figT.16
Figure T.16:
The biopsy needle should be advanced into the tissue to be sampled. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission © 2024 British Small Animal Veterinary Association
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10.22233/9781913859145/figp275_1.png
Figure T.16:
The biopsy needle should be advanced into the tissue to be sampled. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission
/content/figure/10.22233/9781913859145.ch2sec67.figT.17
Figure T.17:
Once within the tissue, the stylet should be advanced to expose the specimen notch. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission © 2024 British Small Animal Veterinary Association
10.22233/9781913859145/figp275_2_thumb.gif
10.22233/9781913859145/figp275_2.png
Figure T.17:
Once within the tissue, the stylet should be advanced to expose the specimen notch. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission
/content/figure/10.22233/9781913859145.ch2sec67.figT.18
Figure T.18:
The cutting cannula should be fired to obtain a tissue sample. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission © 2024 British Small Animal Veterinary Association
10.22233/9781913859145/figp275_3_thumb.gif
10.22233/9781913859145/figp275_3.png
Figure T.18:
The cutting cannula should be fired to obtain a tissue sample. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission
/content/figure/10.22233/9781913859145.ch2sec67.figT.19
Figure T.19:
The sample should be gently removed from the biopsy needle using either a fine hypodermic syringe or irrigation. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission © 2024 British Small Animal Veterinary Association
10.22233/9781913859145/figp275_4_thumb.gif
10.22233/9781913859145/figp275_4.png
Figure T.19:
The sample should be gently removed from the biopsy needle using either a fine hypodermic syringe or irrigation. Drawn by S.J. Elmhurst BA Hons (www.livingart.org.uk) and reproduced with her permission
Supplements
Procedure video: Tissue biopsy – needle core
This video shows how to take samples from masses using a needle core tissue biopsy. Please note that, for filming purposes, this procedure was performed on a cadaver. Appropriate aseptic techniques should be employed when performing this procedure.