疹后阴伤证(syndrome/pattern of yin damage after eruption),属阴虚证类,因痧毒与正气相争,邪退阴伤所致。临床以痧疹布齐、渐消,身热渐退,或低热不去,痧疹咽喉肿烂、疼痛渐减,唇燥、口干,舌质红、少津,舌苔剥脱,脉细数,可伴见干咳,食欲不振,皮肤脱屑等为特征的证候。[1]