• Goals
  • Who is Dr. Byers?
  • Feline Textbook
  • CE / CPD
    • Emergency & Critical Care
    • Small Animal Internal Medicine
    • Veterinary Technicians/Nurses
  • Free Downloads
  • Medical Disclaimer
CriticalCareDVM

FUO

FUO: What to Know About a Fever of Unknown

04-06-19 by CriticalCareDVM

One of the most common physical examination abnormalities documented in dogs and cats is an elevated body temperature. Sometimes a fever persists for weeks or intermittently recurs, and diagnostic testing fails to yield a definitive diagnosis. Such fevers are called fevers of unknown origin or FUO. This week I’ve dedicated some time to explaining this … [Read more…]

Posted in: General Information Tagged: armpit, bacteria, blood, bone marrow, cerebrospinal fluid, culture, diagnostic imaging, fever, fungal, FUO, immune-mediated, infectious, joint fluid, lymph node, pyrexia, rectal, synovial fluid, temperature

Follow CriticalCareDVM on Social Media

https://criticalcaredvm.com/wp-content/uploads/2019/11/CriticalCareDVM-low.mp4

Follow CriticalCareDVM on Social Media

Copyright © 2025 CriticalCareDVM.

Omega WordPress Theme by ThemeHall

Get the best of CriticalCareDVM.com in your inbox!

If you opt in, CriticalCareDVM.com will send you FREE high quality and high level pet healthcare information curated by board-certified veterinary specialists