Fever of Unknown Origin: Fevers that occur for no apparent reason. The fever involves temperatures of greater than 38.3 degrees Celsius which occurs sporadically for more than three weeks. Infection and cancers are the most common causes of this type of fever. More detailed information about the symptoms, causes, and treatments of Fever of Unknown Origin is available below.
Read more about symptoms of Fever of Unknown Origin
Home medical testing related to Fever of Unknown Origin:
See full list of 115 causes of Fever of Unknown Origin
Read more about causes of Fever of Unknown Origin.
More information about causes of Fever of Unknown Origin:
Commonly undiagnosed diseases in related medical categories:
Mild worm infections undiagnosed in children: Human worm infestations, esp. threadworm, can be overlooked in some cases, because it may cause only mild or even absent symptoms. Although the most common symptoms are anal...read more »
Sinusitis is overdiagnosed: There is a tendency to give a diagnosis of sinusitis, when the condition is really a harmless complication of another infection, such as...read more »
Whooping cough often undiagnosed: Although most children in the Western world have been immunized against whooping cough (also called "pertussis"), this protection wears off after about 15 years. Thus, any teen or adult...read more »
Mesenteric adenitis misdiagnosed as appendicitis in children: Because appendicitis is one of the more feared conditions for a child with abdominal pain, it can be over-diagnosed (it can, of course, also fail to be...read more »
Blood pressure cuffs misdiagnose hypertension in children: One known misdiagnosis issue with hyperension, arises in relation to the simple equipment used to test blood pressure. The "cuff" around the arm to measure...read more »
Children with migraine often misdiagnosed: A migraine often fails to be correctly diagnosed in pediatric patients. These patients are not the typical migraine sufferers, but...read more »
Read more about Misdiagnosis and Fever of Unknown Origin
Research related physicians and medical specialists:
Other doctor, physician and specialist research services:
Research quality ratings and patient safety measures for medical facilities in specialties related to Fever of Unknown Origin:
Hospital & Clinic quality ratings »
Choosing the Best Hospital: More general information, not necessarily in relation to Fever of Unknown Origin, on hospital performance and surgical care quality:
Medical research articles related to Fever of Unknown Origin include:
Click here to find more evidence-based articles on the TRIP Database
More Fever of Unknown Origin animations & videos
Visit our research pages for current research about Fever of Unknown Origin treatments.
The US based website ClinicalTrials.gov lists information on both federally and privately supported clinical trials using human volunteers.
Some of the clinical trials listed on ClinicalTrials.gov for Fever of Unknown Origin include:
Read more about Clinical Trials for Fever of Unknown Origin
Types of Fever of Unknown Origin
Read about other experiences, ask a question about Fever of Unknown Origin, or answer someone else's question, on our message boards:
Tools & Services:
Medical Articles:
Search Specialists by State and City
By using this site you agree to our Terms of Use. Information provided on this site is for informational purposes only; it is not intended as a substitute for advice from your own medical team. The information on this site is not to be used for diagnosing or treating any health concerns you may have - please contact your physician or health care professional for all your medical needs. Please see our Terms of Use.
Copyright © 2011 Health Grades Inc. All rights reserved. Last Update: 7 May, 2013 (2:25)
