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Diagnostic Considerations. Accurately diagnosing influenza A or B infection solely on the basis of clinical criteria is difficult because of the overlapping symptoms caused by the various...
23 sty 2023 · The definitive diagnosis of influenza needs serologic, immunologic, and molecular testing through reverse transcription-polymerase chain reaction (PCR) for upper or lower respiratory tract specimens. Mild cases show pathological changes in the respiratory tracts, but severe cases show clear evidence of pathologic changes of pneumonia.
15 gru 2019 · Influenza most often causes an uncomplicated respiratory infection with cough, fever, myalgias, chills or sweats, and malaise that persists for two to eight days. Onset is typically rapid ...
13 cze 2024 · Influenza is an acute respiratory illness caused by influenza A or B viruses that occurs in outbreaks and epidemics worldwide, mainly during the winter season [1,2]. Issues related to clinical manifestations and diagnosis of seasonal influenza in adults will be reviewed here.
19 gru 2018 · Clinicians should consider novel influenza A virus infection in the differential diagnosis in travelers who have recently returned from countries affected by poultry outbreaks of avian influenza and who have febrile respiratory symptoms and a recent history of direct or close exposure to poultry (well-appearing, sick or dead birds, or visiting ...
3 kwi 2024 · Influenza infection is characterised by upper and lower respiratory tract symptoms of rhinorrhoea, cough, fever, chills, headache, and myalgia. Typically presents in winter season. Can occur in local community outbreaks, epidemics, and, rarely, pandemics. Vaccination for prevention is available.
Accurate and early diagnosis of influenza viral infections are critical for rapid initiation of antiviral therapy to reduce influenza related morbidity and mortality both during seasonal epidemics and pandemics.
