产后大便难·血虚津亏证(postpartum constipation with syndrome of blood deficiency and fluid depletion)是指素体血虚,营阴不足,因产重虚,或失血过多,血虚津伤,肠道失于濡润,以产后大便干燥艰涩难以解出,数日不解,腹无胀痛,心悸少寐,肌肤不润,面色萎黄,舌淡苔薄白,脉细弱为常见症的产后大便难证候。