Cough is the most common symptom in respiratory specialist clinics of tertiary hospitals and outpatient clinics of primary health care facilities. In China, patients with chronic cough account for at least one third of all patients referred to respiratory specialist clinics. Chronic cough without significant abnormal chest radiographic findings is often misdiagnosed as chronic bronchitis or chronic pharyngitis. Misdiagnosis of cough results in unnecessary repetitive testing, such as chest radiographs or computed tomography CT , and widespread abuse of antibiotics or antitussives with little improvement, and potential adverse effects. Chronic cough impair quality of life badly cause severe economic burden in China 1 - 5.
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cold, fever - A-Manada
Symptoms can be mild to severe. The most common symptoms include: a high fever, runny nose, sore throat, muscle pains, headache, coughing, and feeling tired. These symptoms typically begin two days after exposure to the virus and most last less than a week. The cough, however, may last for more than two weeks. In children there may be nausea and vomiting but these are not common in adults. Complications of influenza may include viral pneumonia, secondary bacterial pneumonia, sinus infections, and worsening of previous health problems such as asthma or heart failure. Usually, the virus is spread through the air from coughs or sneezes.
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