產後大便難(postpartum dyschezia),中醫病名,屬產後類病類,因新產後血虛津虧失潤,或陰虛火旺,或氣虛傳導無力所致。臨床以產後飲食如常,大便秘結艱澀,數日不解,或大便硬結,難以排出等為特徵的產後病。[1]