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  1. Oct 21, 2020 · Learn more about how experts define health sources. 69K views 3 years ago An Approach to Symptoms. A review of the definition, etiologies, and work-up of fever of unknown origin....more.

    • 18 min
    • 78.3K
    • Strong Medicine
  2. Now, fever of unknown origin, or FUO, is defined as a temperature higher than 101ºF or 38.3ºC that lasts for at least eight days and has no underlying cause in spite of a formal evaluation. Okay, so, causes of FUO can be divided into two large categories: infectious and non- infectious.

  3. Lymphomas are the most common cause of FUO in adults. Thromboembolic disease (i.e. pulmonary embolism, deep venous thrombosis) occasionally shows fever. Although infrequent, its potentially lethal consequences warrant evaluation of this cause. Endocarditis, although uncommon, is possible.

  4. Feb 2, 2022 · The major causes of classic FUO are infections, cancers, autoinflammatory or autoimmune conditions, and miscellaneous causes. 3 A review of all infections causing FUO is not...

  5. Delve into a comprehensive medicine lecture on Fever/Pyrexia of Unknown Origin (FUO/PUO), exploring its diagnosis, causes, and management. Learn about the three main domains of FUO: infectious, inflammatory, and malignancy. Discover the detailed workup process, including laboratory tests, procalcitonin levels, and the Naproxen test.

  6. Aug 12, 2021 · Nosocomial FUO manifests as fever during hospitalization for a different illness and requires at least 3 days of investigation and 2 days of culture incubation. 4 The main causes of such FUO include drug fever, postoperative complications, septic thrombophlebitis, recurrent pulmonary emboli, myocardial infarction, blood transfusion, and ...

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  8. Aug 14, 2023 · The causes of fever of unknown origin (FUO) are often common conditions presenting atypically. The list of causes is extensive, and it is broken down into broader categories, such as infection, noninfectious inflammatory conditions, malignancies, and miscellaneous.

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