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1. www.bmj.com › content › 341Investigating and managing pyrexia of unknown origin in adults

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   Oct 15, 2010 · Few clinical problems generate such a wide differential diagnosis as pyrexia (fever) of unknown origin. The initial definition proposed by Petersdorf and Beeson in 1961,1 later revised, is “a fever of 38.3°C (101°F) or more lasting for at least three weeks for which no cause can be identified after three days of investigation in hospital or after three or more outpatient visits.”2 3 4 ...

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     Few clinical problems generate such a wide differential...

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     #### Summary points Few clinical problems generate such a...

2. www.merriam-webster.com › dictionary › of unknown originOf unknown origin Definition & Meaning - Merriam-Webster

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   Jul 19, 2024 · The meaning of OF UNKNOWN ORIGIN is —used to say that the source or cause of something is not known. How to use of unknown origin in a sentence.

3. www.aafp.org › pubs › afpFever of Unknown Origin in Adults | AAFP

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   Fever of unknown origin is defined as a clinically documented temperature of 101°F or higher on several occasions, coupled with an unrevealing diagnostic workup. The differential diagnosis is ...

4. www.ncbi.nlm.nih.gov › books › NBK532265Fever of Unknown Origin - StatPearls - NCBI Bookshelf

   www.ncbi.nlm.nih.gov › books › NBK532265

   Aug 14, 2023 · Fever of unknown origin (FUO) was first described by Dr. Petersdorf and Dr. Beesom in 1961.[1] FUO was defined as a temperature of 101 degrees Fahrenheit (38.3 degrees Centigrade) or higher with a minimum duration of three weeks without an established diagnosis despite at least one week's investigation in the hospital. This definition was later changed to accommodate technological advances ...

   • Author: Ilona Brown, Nancy A. Finnigan
   • Published: 2023/08/14

   • Publish Year: 2021

5. www.msdmanuals.com › fever-of-unknown-origin-fuoFever of Unknown Origin (FUO) - Fever of Unknown Origin (FUO ...

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   Key Points. 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 x-ray, urinalysis, or blood cultures.

   • Author: Larry M. Bush

6. www.medicinejournal.co.uk › article › S1357-3039(21Pyrexia of unknown origin - Medicine

   www.medicinejournal.co.uk › article › S1357-3039(21

   Pyrexia of unknown of origin (PUO) or fever of unknown origin (FUO) is a diagnostic challenge faced by clinicians in both inpatient and outpatient settings. Although this clinical syndrome generally describes a prolonged febrile illness of unknown aetiology despite baseline investigations, the precise definition has evolved over the years to reflect changing populations and medical practice ...

7. People also ask

   What is a fever of unknown origin?

   • Fever of unknown origin is defined as a clinically documented temperature of 101°F or higher on several occasions, coupled with an unrevealing diagnostic workup. The differential diagnosis is broad but is typically categorized as infection, malignancy, noninfectious inflammatory disease, or miscellaneous.

   Fever of Unknown Origin in Adults - AAFP

   www.aafp.org/pubs/afp/issues/2022/0200/p137.html

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   What is a recurrent fever of unknown origin (FUO)?

   • Recurrent fever of unknown origin (FUO): aseptic meningitis, hepatosplenomegaly, pericarditis and a double quotidian fever due to juvenile rheumatoid arthritis (JRA). [Heart Lung. 2012] Fever of unknown origin (FUO). II. Diagnostic procedures in a prospective multicenter study of 167 patients. The Netherlands FUO Study Group.

   Fever of Unknown Origin - StatPearls - NCBI Bookshelf

   www.ncbi.nlm.nih.gov/books/NBK532265/

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   How is fever of unknown origin diagnosed?

   • There is no clear-cut diagnostic approach to fever of unknown origin (FUO). Thorough history with a focus on the most probable etiology based on the patient’s symptoms is the key to pinpoint the origin of FUO.

   Fever of Unknown Origin - StatPearls - NCBI Bookshelf

   www.ncbi.nlm.nih.gov/books/NBK532265/

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   What is the epidemiology of fever of unknown origin (FUO)?

   • Epidemiology of fever of unknown origin (FUO) varies based on etiology of fever, age group, geography, environmental exposure, and immune/HIV status. In developing countries, an infectious etiology of FUO is most prevalent whereas, in developed countries, FUO is likely due to non-infectious inflammatory disease.

   Fever of Unknown Origin - StatPearls - NCBI Bookshelf

   www.ncbi.nlm.nih.gov/books/NBK532265/

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   What causes fever of unknown origin (FUO)?

   • 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. Noninfectious Inflammatory Causes of FUO Infectious Causes of FUO

   Fever of Unknown Origin - StatPearls - NCBI Bookshelf

   www.ncbi.nlm.nih.gov/books/NBK532265/

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   What is pyrexia of unknown origin?

   • Pyrexia or fever of unknown origin is defined as prolonged fever in an immunocompetent patient that has an unknown cause despite standard investigations. Infections, non-infectious inflammatory diseases, malignancy and other diseases can all cause pyrexia of unknown origin.

   Pyrexia of unknown origin - Medicine

   www.medicinejournal.co.uk/article/S1357-3039(21)00224-3/fulltext

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8. www.nejm.org › doi › fullFever of Unknown Origin | New England Journal of Medicine

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   Feb 2, 2022 · Yenilmez E, Kakalicoglu D, Bozkurt F, et al. Fever of unknown origin (FUO) on a land on cross-roads between Asia and Europa: a multicentre study from Turkey. Int J Clin Pract 2021;75(6):e14138-e14138.