Possible that pinching pulling feeling in lower abdomen could be only pregnancy sign?

That isn't a typical: Sx. Classic pregnancy sxs usually don’t begin until after your period is missed or thereafter (6-8 wks). These can include: tender /swollen breasts, nausea or vomiting; lack of period; ^ frequency of urination; headaches, insomnia, fatigue. Moodiness, mild cramping, food cravings ; aversions; passing gas; enlarging waist line. Etc. There may be ^ white vaginal discharge. Take a home pregnancy >.