Early morning pregnancy test paper a deep and light, the vast majority is pregnant. Early pregnancy test paper is to detect human chorionic gonadotropin, which is secreted by the embryonic trophoblast cells, the hormone levels in the body of a pregnant woman increase, with early pregnancy test paper will appear two lines, if not pregnant, there will only be a very deep red line. Just pregnant body hormone levels are low, there may be a deep and shallow phenomenon, after a day or two and then check, with the extension of time, hormone levels increase, slowly there will be two as deep as the red line; early pregnancy a deep and shallow may also be the use of early pregnancy test paper or reading is not standardized or the test paper is not in the shelf-life, but also may be a chance false positive. Early pregnancy test paper appears a deep and light, you can go to the hospital blood test to check the level of human chorionic gonadotropin, this will be more accurate, but also according to the time of menopause in time to carry out ultrasound of the uterine adnexes in order to rule out ectopic pregnancy as early as possible.