With a Butterfly or over-the-needle Catheter


Download this 8-Step guide on how to perform both methods at the 7th or 8th intercostal space. 

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sOme of the Things You will Learn

Thoracocentesis is usually performed at the 7th or 8th intercostal space.


  • Prepare and position patient and physician appropriately
  • Procedure can be performed using either a butterfly catheter or an over-the-needle catheter
  • Side of thoracocentesis depends on physical exam and diagnostic imaging
  • Level of needle insertion depends on if air or fluid is present in pleural cavity



VetPrep was a perfect combination of reading material, review lectures and of course, practice questions. The format was ideal for my hectic rotation schedule and allowed me to review all my species on the go, in between cases and during down time. Thank you VetPrep for helping me pass my NAVLE! 
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