小儿肺炎主要由感冒、支气管炎加重而来,也常发生在麻疹和百日咳等急性传染病过程中,是婴幼儿时期的主要常见病,冬春季发病率最高。它的主要症状是咳嗽、发烧,严重的会出现气急、青紫,甚至危及生命。因此,做家长的不可不注意。 Pediatric pneumonia is mainly caused by colds and bronchitis. It is also commonly found in the course of acute infectious diseases such as measles and whooping cough. It is a common disease in infants and young children and has the highest incidence in winter and spring. Its main symptoms are cough, fever, severe shortness of breath, bruising, and even life-threatening. Therefore, parents must pay attention.