冬季气候干燥,寒风凛冽,是呼吸道疾病的好发季节。水痘亦易在此季流行。如何预防和治防水痘是广大家长极为关心的问题,下面我们就简单介绍一下。水痘是由水痘—带状疱疹病毒引起的一种传染性皮肤病。其病毒存在于患者的呼吸道分泌物、疱液和血液中,经飞沫或直接接触疱液而传染,造成流行。其传染性很强,从发病前一日到全部皮疹干燥结痂,均有传染性。潜伏期一般14～16日。起病较急,可有发热、全身倦怠等前驱症状。儿童比较轻微,发热一般在39℃以下。在发病24小时内出现皮疹,首先发生于躯干逐渐延及头面部和四肢。刚出现的皮疹为红色针 Winter climate is dry, cold and windy, is a good season for respiratory diseases. Chickenpox is also popular in this season. How to prevent and control chickenpox is a matter of great concern to the majority of parents, let’s briefly introduce. Chickenpox is a contagious skin disease caused by varicella-zoster virus. The virus exists in the patient’s respiratory secretions, vesicular fluid and blood, the droplets or direct contact with blister fluid infection, causing the epidemic. Its highly contagious, from the day before the onset of all rash dry scab, are contagious. The incubation period is generally 14 to 16 days. More acute onset, may have fever, systemic fatigue and other prodromal symptoms. Children are relatively mild, fever is generally below 39 ℃. Rash occurs within 24 hours of onset, first in the trunk gradually extended head and face and limbs. The newly appeared rash is a red needle