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婴幼儿轮状病毒(rotavirus,RV)感染是儿科的常见病、多发病。主要经消化道传播,婴幼儿感染主要为A组轮状病毒。每年10-11月份为发病高峰季节, 占婴幼儿秋季腹泻的50%。此病潜伏期为1-3天,早期症状流涕、干咳,随后出现发热、体温轻度至中度升高,呕吐、腹泻日数次,水样便或黄绿色稀便,腹泻一般持续3-7天。重者有脱水、酸中毒、电解质紊乱,少数形成慢性腹泻。部分患儿并发肺炎、支气管炎、脑炎、肝炎、心肌炎等。
Rotavirus (rotavirus) infection is a common and frequently occurring pediatric disease. Mainly transmitted by the digestive tract, infants and young children infected mainly A rotavirus. From October to November each year is the peak season, accounting for 50% of infants and young children fall diarrhea. The incubation period of the disease is 1-3 days, early symptoms of runny nose, dry cough, followed by fever, mild to moderate body temperature, vomiting, diarrhea days several times, watery or yellow-green loose stools, diarrhea generally lasts 3-7 day. Severe dehydration, acidosis, electrolyte imbalance, a small number of chronic diarrhea. Some children complicated by pneumonia, bronchitis, encephalitis, hepatitis, myocarditis and so on.