How many days can you find out when you are pregnant

Usually pregnant 10-12 days can be detected, if the use of pregnancy test paper, pregnancy test stick pregnancy test, can be measured two weeks after the same room; can also be delayed one week after the menstrual period, to the regular hospital obstetrics blood HCG test, if HCG value exceeds 10ng/ml, can also determine pregnancy; pregnant should pay attention to rest, timely folic acid supplementation.