HCG reference levels

Reference levels in normal pregnancy[edit] The following is a list of serum hCG levels. (LMP is the last menstrual period dated from the first day of your last period.) The levels grow exponentially after conception and implantation. weeks since LMP mIU/mL 3 5 – 50 4 5 – 426 5 18 – 7,340 6 1,080 – 56,500 7 […]