Health Dictionary Find a Doctor

Fever of unknown origin pathophysiology

Editor-In-Chief: C. Michael Gibson, M.S., M.D. [1]

Synonyms and keywords: febris continua e causa ignota; febris e causa ignota; febris E.C.I.; FUO; PUO; pyrexia of unknown origin

Overview

Overview

The exact pathogenesis of FUO is not fully understood in many cases where the exact etiology is not known. However in cases where etiology is known its pathophysiology depends upon etiology.[1]


References

References

  1. Wright WF, Auwaerter PG (2020). “Fever and Fever of Unknown Origin: Review, Recent Advances, and Lingering Dogma”. Open Forum Infect Dis. 7 (5): ofaa132. doi:10.1093/ofid/ofaa132. PMC 7237822 Check |pmc= value (help). PMID 32462043 Check |pmid= value (help).

Looking for the patient version?

Back to the patient-friendly article

© 2026 MyEClinic – IFTM Institut für Telematik in der Medizin GmbH