妊娠大便不通·血虚津亏证(gestational constipation with syndrome of blood deficiency and fluid depletion)是指孕后血聚养胎,津血亏虚,肠道失于濡养,以妊娠大便秘结不通,或欲大便而努责艰难,面色淡白,头昏眼花,口干心悸,舌淡,脉细滑为常见症的妊娠大便不通证候。