Pink discharge on the 7th day of transplantation may be physiological bleeding, related to capillary rupture; it may also be pathological bleeding, such as ectopic pregnancy or preeclampsia, etc., which needs to be analyzed specifically. 1. Physiological bleeding: a small amount of pink secretion appears in 7 days after transplantation, which may be the physiological reaction caused by the development of fertilized egg; it may also be a small amount of bleeding induced by the rupture of capillaries in the process of transplantation, and the bleeding can be stopped on its own, and part of the patients can observe the existence of pink secretion when wiping the vaginal secretion. 2. Pathological bleeding: if the patient’s bleeding is relatively large, and at the same time it is clear that the patient is pregnant after transplantation, this situation needs to be considered may be a pre-eclampsia or ectopic pregnancy and so on. Pink discharge on the 7th day of transplantation may also be due to other reasons, please go to the regular hospital in time to receive examination, according to the examination results of treatment and treatment. Please take a good pregnancy test during pregnancy and deal with any abnormality at any time.