痧病(filthy-attack eruptive disease),疾病名称,属温疫类病类,因四时不正之气,或秽浊痧毒侵袭,壅阻肠胃、经络,透发于肌腠,甚则上扰神明所致。临床以突然发热,脘闷、腹胀,或脘腹绞痛,欲吐不吐,欲泻不泻,或吐泻并作,皮疹如粟,痧块、痧筋隐现,其色深红或青紫,可伴见全身胀痛,喉痛,神昏,腰如带束,指甲青黑,手足直硬、麻木等为特征的温疫病。[1]