发热是临床最常见的症状之一,可由许多种疾病所引起,因为发热可累及全身各个系统,所以全身系统的物理检查甚为重要。皮疹,望而可知,各种形态不一的皮疹都有举足轻重的意义,例如伤寒的玫瑰疹,猩红热的猩红丘疹。皮诊出现的时间也有重要价值,像水痘往往在起病第一天出疹,而伤寒则在第六、七日出诊,“水红花、斑麻伤”一句话,把水痘、猩红热、天花和风疹、斑疹伤寒、麻疹、伤寒,于起病后发疹的一二三四五六天表达出来了。除了传染性疾病之外,口周疹疱则常常提示 Fever is one of the most common clinical symptoms and can be caused by many types of illnesses. Because fever affects all systems of the body, physical examination of the whole body is important. Rash, hope and know, all kinds of rashes have a decisive significance, such as typhoid rosea, scarlet fever scarlet papules. The timing of the diagnosis is also of great value, as chickenpox often rashes on the first day of onset and typhoid fever on the sixth and seventh days. In a word, “water safflower and spotted wounds” put varicella, scarlet fever and smallpox And rubella, typhus, measles, typhoid fever, the onset of rash after one two three four five six days is expressed. In addition to infectious diseases, perioral rash is often prompted