VIRAL FEVER-- Feveris defined as elevation in body temperature more than normal in response to a pathological stimulus. In viral fever viruses are the infective agent These viruses enter the body through inhalation, direct contact, vectors, and contaminated water and food. After entering the body virus replicates in the host DNA and finally spread locally and via Bloodstream to various systems of body, thereby manifesting various signs and symptoms. This virus infections are more easily to be picked up in person with low immunestatus. 1) It affects all age groups and occurs mainly in winter season but now seen throughout the year. Infants and old age peoples are more vulnerable. 2) It usually lasts for 2 to 5 days and may extend up to weeks. 3) Viral infections are highly contagious so it spreads rapidly. SIGNS AND SYMPTOMS a. Fever varying from lowgrade to high grade, abrupt or gradual in onset associated with chill b. Body ache, nausea andvomiting. c. Headache, redness of eye, photophobia, rash. d. Running nose, cough, and cervical gland swelling, joint pain. e. Pain abdomen ,loose stool f. Generalized weakness or lassitude persists for several weeks and causes quite difficulty in resuming the full level of activity. Viral fever usually subsides by itself but if prompt treatment is not undertaken it may furtherCOMPLICATES to------ 1.) Pneumonia 2.) Encephalitis 3.) Hemorrhagic fevers 4.) Also Otitis media, pharyngitis DIAGNOSIS Mainly depends on history and clinical examination rather than laboratory investigation. Routine blood test will not show any significant findings. However confirmation about viral illness is done with viral isolation and culture and increase in antibody titre in blood samples. However peripheral blood smears are taken to rule out malaria in endemic areas, Widal testto rule out typhoid fever. If fever and cough persists for more than 14days then sputum for acid fast bacilli is taken torule out tuberculosis. If complication occurs thenthey need to be investigated accordingly. TREATMENT Treatment is mainly supportive as viral fever usually subsides within 7days. 1) Patients are advised totake rest, avoid crowded places, cover their face with mask or handkerchief 2) Proper hand washing, maintain hygiene. 3) To suppress increase temperature, patients areencouraged for cold water sponging of wholebody. If temperature is more than 101 F then take drug Acetaminophen or paracetamol. 4) Antibiotics are reserved for secondary bacterial infections 5) Patients are encouraged for plenty of fluids administration to maintain hydration. 6) Proper healthy diet. 7) Control of vectors like mosquitoes. 8) Associated complications are treatedaccordingly.
Posted on: Mon, 15 Jul 2013 17:28:50 +0000
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