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Cerebrospinal fluid sampling – (b) lumbar cistern
British Small Animal Veterinary Association , 133 (2024); https://doi.org/10.22233/9781913859145.2.81
/content/chapter/10.22233/9781913859145.ch2sec81
Cerebrospinal fluid sampling – (b) lumbar cistern
- From: BSAVA Guide to Procedures in Small Animal Practice
- Item: Procedures A to Z, pp 133 - 135
- DOI: 10.22233/9781913859145.2.81
- Copyright: © 2024 British Small Animal Veterinary Association
- Publication Date: March 2024
Abstract
Cerebrospinal fluid (CSF) samples are used in cases of suspected meningitis, infectious or inflammatory central nervous system disease, pyrexia of unknown origin, and suspected central nervous system (CNS) lymphoma, or when imaging and other diagnostic tests are inconclusive.
/content/chapter/10.22233/9781913859145.ch2sec81
Figures
/content/figure/10.22233/9781913859145.ch2sec81.figC.11
Figure C.11:
The patient should be placed in lateral recumbency with the hindlimbs held cranially to flex the lumbar spine to obtain a cerebrospinal fluid sample from the lumbar cistern. © 2024 British Small Animal Veterinary Association
10.22233/9781913859145/figp134_1_thumb.gif
10.22233/9781913859145/figp134_1.png
Figure C.11:
The patient should be placed in lateral recumbency with the hindlimbs held cranially to flex the lumbar spine to obtain a cerebrospinal fluid sample from the lumbar cistern.
/content/figure/10.22233/9781913859145.ch2sec81.figC.12
Figure C.12:
(a) The needle should be inserted perpendicular to the skin in the midline. (b) Cerebrospinal fluid should be allowed to drip passively from the needle hub into a collection tube. © 2024 British Small Animal Veterinary Association
10.22233/9781913859145/figp135_1_thumb.gif
10.22233/9781913859145/figp135_1.png
Figure C.12:
(a) The needle should be inserted perpendicular to the skin in the midline. (b) Cerebrospinal fluid should be allowed to drip passively from the needle hub into a collection tube.
Supplements
Procedure video: Cerebrospinal fluid sampling - lumbar cistern
This video shows how to sample cerebrospinal fluid at the lumbar cistern. Please note that, for filming purposes, this procedure was performed on a cadaver. Appropriate aseptic techniques should be employed when performing this procedure.