DISEASE CHARACTERISTICS AND INVESTIGATE COMPLICATIONS AT SEASONAL INFLUENZA PATIENTS TREATED IN THAI NGUYEN CENTRAL HOSPITAL
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Abstract
Objectives: To describe some disease characteristics and investigate complications in seasonal influenza patients. Descriptive observational research method.
Subjects and methods: 807 seasonal flu patients, Descriptive observational study.
Results: Seasonal flu was found in all ages, the age with the highest incidence was under 2 years old, accounting for 26.6%, followed by 2-5 years old and older age >65 years old. The obvious epidemiological factor of contact with people with influenza is 49.3%, non-contact and unidentified accounts for 50.7%. The main clinical manifestations were high fever (96.8%), headache, upper respiratory infection: runny nose, sore throat, cough accounted for 90.3% and body aches accounted for 72.7%. Influenza A accounted for the majority (89.5%), influenza B accounted for a very low rate, the difference was statistically significant with p<0.001. The rate of common complications in 2 groups of influenza A and B was high (52.6%), mainly bronchitis, complications were common in children under 2 years old. Influenza A has a higher complication rate than influenza B, the difference is statistically significant with p<0.05; Patients with chronic diseases have a very high rate of complications compared to healthy people with influenza. Common complications of acute bronchitis accounted for the highest rate (19.4%); Acute pharyngitis (17.8%), pneumonia, acute laryngitis, otitis media are less common complications. Conclusion: Seasonal flu is a common disease in children under 2 years old and over 65 years old caused by influenza A and B viruses. The main clinical manifestations are fever, headache, cough, inflammation of the upper respiratory tract, positive influenza A and B tests. Influenza A accounts for the majority, complications are common in children under 2 years old, and the elderly >65 years old; Common complications are bronchitis, pharyngitis.
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Keywords
Seasonal flu, flu test A, B, clinical symptoms, complications