With early pregnancy test paper to check the urine color is getting lighter and lighter, is not normal, that is, the chorionic gonadotropin in the blood is getting less and less, the emergence of such a situation, there may be biochemical pregnancy, preterm miscarriage, but also ectopic pregnancy, you must go to the hospital to check the concentration of chorionic gonadotropin in the blood. If the blood check is also getting lower and lower, and you can’t see the gestational sac on ultrasound in early pregnancy, then it is a biochemical pregnancy. If the gestational sac is seen, this outcome is a spontaneous abortion, which cannot be preserved. If the decline is slow, it may be an ectopic pregnancy, which should be analyzed comprehensively and treated as soon as possible after making a diagnosis.