The pregnancy test paper one deep and one light menstruation is considered to be related to the fertilization bleeding, false-positive test results and pre-miscarriage and other factors, it is recommended to go to the hospital in time for examination, to rule out the possibility of miscarriage. 1. Fertilized egg implantation bleeding: when the fertilized egg implanted in the uterus, some women may experience light bleeding, which may be manifested as “menstruation”. Due to the short gestation period, the pregnancy test may be dark and light. If the bleeding is not heavy and there is no other discomfort, then bed rest is sufficient. 2. False-positive test results: due to unqualified pregnancy test paper, incorrect testing methods, etc., can lead to false-positive test results of early pregnancy test paper, which results in the symptoms of early pregnancy test paper with one deep and one light, but with menstruation, it is recommended to go to the hospital for an early pregnancy test. 3. Pre-eclampsia: When women’s early pregnancy test paper shows one deep and one light, but due to the influence of emotions, diseases and other factors, there may be miscarriage, and may also be accompanied by abdominal pain and other symptoms. At this time should be timely to the hospital for consultation, and timely treatment of fetal preservation or follow the doctor’s advice to clear the uterus surgery. When women have abnormalities after early pregnancy, they need to go to the hospital in time for examination and treatment.