Could I be?

For the pass 2 days(which include this morning) I've been having milky, creamy discharge. White in color, don't smell.

Never had this much since ttc for 2 years 4 months, having cramps on & off, backache. Ovulate ealry n lost count of how much dpo I am.. af due April 21st. Currently on fertilaid

Can I be pregnant?