San Luis Obispo County Victim Services. 1  San Luis Obispo County District Attorney's Office. Courthouse Annex Room 384. 2  Victim/Witness Assistance Center. Contact: (866) 781-5821| Email: victimwitness@co.slo.ca.us.
1 - 4 of 4 answers. 1  Testing a week after ovulation is way too early. 2  You can implant 6-12 days after ovulation, plus add 3 days to build enough hcg in the system to be detected. 3  The first day of my last period was May 3rd.  The first day of my last period was May 3rd.
Plus doctors can also give a pelvic examination. Home pregnancy tests, if done correctly, can be 99% accurate. However, many women test too early in their cycles, not giving enough time for hCG to build up in her system. Itâs best to take the test after you have missed a period, or 14 days after ovulation. Testing any earlier can give you negative results.