What-is-pyrexia-of-unknown-origin, fever of unknown origin definition fever of unknown origin (fuo) refers to the presence of a documented fever for a specified time, for which a cause has not been found after a basic medical evaluation. the classic criteria developed in 1961 included: temperature greater than 101 °f (38.3 °c), for at least three weeks, and inability to find a cause .... Pyrexia of unknown origin (puo) is a syndrome that has long tested the skills of physicians to achieve a diagnosis in affected patients. by definition, patients included in this syndrome will be more difficult to diagnose as they have already resisted classification during baseline investigations., common causes of pyrexia of unknown origin most cases are unusual presentations of common diseases - eg, tuberculosis, endocarditis, gallbladder disease and hiv infection, rather than rare or exotic diseases. in adults, infections and cancer (25-40% of cases each) account for most puos. autoimmune disorders account for 10-20% of cases..
Pyrexia of unknown origin, also known as fever of unknown origin, is an unexplained fever despite basic investigations. (2,4) patients under this category are difficult to diagnose as they have already resisted classification during the baseline investigations. (2), what is pyrexia of unknown origin (puo) ? it is also known as fever of unknown origin (puo). definition of puo (by petersdorf and beeson. 1961) fever higher than 101°f on several occasions..
#### summary points 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 ..., pyrexia, also known as fever, is an increase in the body temperature of an individual beyond the normal range. this increase in temperature is usually considered dangerous, but it is a natural defensive mechanism of the body to fight against infections..
Pyrexia of unknown origin (puo) was defined in 1961. a temperature 38.3 and other factors classifies pyrexia of unknown origin, fever of unknown origin (fuo), refers to a condition in which the patient has an elevated temperature but despite investigations by a physician no explanation has been found.. if the cause is found it is usually a diagnosis of exclusion, that is, by eliminating all possibilities until only one explanation remains, and taking this as the correct one..
Fever of unknown origin (fuo) in adults is defined as a temperature higher than 38.3 degrees c (100.9 degrees f) that lasts for more than three weeks with no obvious source despite appropriate ...