I'm sorrry. He is probably a Ws who compartmentalizes. He may never be completely honest or even understand your pain. Or even stop.
IMO, use the time he is away to think about what you want out of your M. See your doctor and get tested for STDs. See an attorney to learn your options. (you don't have to file but knowledge is power).
If you decide you cannot remain married to him without honesty, decide what steps you will take if he doesn't come clean.
Read up in the healing library (yellow box upper left hand corner).
Drink plenty of water, make sure you are eating and get plenty of rest. You will get through this.Me: BW Him: WH
Married: 12 yrs
2 DDs and DSs all under 10
2 Affairs - 2010 year long PA/EA, 2008 2 month online EA
I can only control myself, no one else. I do not have that kind of power.