小儿疰夏·脾胃气虚证(summer non-acclimatization in infant with syndrome of qi deficiency of spleen and stomach)是指暑湿损伤脾胃阳气,健运失司,以身热不著,神疲乏力,倦怠嗜卧,口淡无味,不思饮食,大便溏薄,舌质偏淡,苔薄白,脉濡缓等为常见症的小儿疰夏证候。