What happens after the first menstrual delay?

If the girl is in the first menstruation, showing menstrual delay phenomenon, often to consider is due to younger age, ovarian gonad function has not developed perfectly. Therefore, ovarian ovulation function will show irregular phenomenon, so it will cause menstrual delay. Generally in the beginning of menstruation within 2-3 years, may show menstrual delay irregular performance, often do not need to do any treatment. However, if the girl is in the first room after the performance of menstrual delay, and the same room did not take contraceptive measures, first of all to consider the phenomenon caused by pregnancy. Need to delay seven days after menstruation, with early pregnancy test paper or pregnancy test stick detection, you can go directly to the hospital to check the blood HCG judgment.