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- Nearly all fevers at initial evaluation are of unknown origin until associated with a diagnosis.
www.amjmed.com/article/S0002-9343(21)00526-X/fulltext
Nov 28, 2023 · Clinicians commonly refer to a febrile illness without an initially obvious etiology as fever of unknown origin (FUO). However, most febrile illnesses either resolve before a diagnosis can be made or develop distinguishing characteristics that lead to a diagnosis.
Aug 23, 2021 · Nearly all fevers at initial evaluation are of unknown origin until associated with a diagnosis. Petersdorf 1, 9 developed the categorization to refer to a particular subset of prolonged fevers that defied diagnosis after a reasonable workup during 1 week of hospitalization.
- William F. Wright, Catharina M. Mulders-Manders, Paul G. Auwaerter, Chantal P. Bleeker-Rovers
- 2021
Initial testing should include an evaluation for infectious etiologies, malignancies, inflammatory diseases, and miscellaneous causes such as venous thromboembolism and thyroiditis.
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.
- Ilona Brown, Nancy A. Finnigan
- 2023/08/14
- 2021
Fever of unknown origin (FUO) in adults is defined as a temperature higher than 38.3°C (100.9°F) that lasts for more than three weeks with no obvious source despite appropriate investigation....
Jul 1, 2003 · Bottom Line: After ruling out endocarditis, using computed tomography of the abdomen, performing a nuclear scan using technetium, and perhaps doing a liver biopsy, physicians may arrive at a...
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Jul 9, 2024 · Fever of unknown origin (FUO) is body temperature ≥ 38.3° C (≥ 101° F) rectally that does not result from transient and self-limited illness, rapidly fatal illness, or disorders with clear-cut localizing symptoms or signs or with abnormalities on common tests such as chest radiograph, urinalysis, or blood cultures.
