am i still pregnant or not?

i need to know if anyone can help me out please! well the first day of my last period was on feb.1st and i took a pregnancy test on the 12th of march since i never got my period. so i waited til the 16th and took another one and they both came out positive i was worried and excited at the same time since i've had two previous miscarriages, well i went to the doctors on the 3rd of april and confirmed my pregnancy but she didn't see my baby and she said that i should of been 7-9wks so we waited one week and i went back sooner than i expected because i started a brown discharge and when i went in for my visit i had an ultrasound done and she said that i was having a miscarriage but i did not bleed heavy or red just brown and no back pains i've been waiting for this "miscarriage" and nothing yet my cousing went through the same thing and she had her baby not so long ago i've been in bedrest since the 6th of april and i feel fine i still have milk coming out of my left breast and sometimes clear liquid from my right. i do feel dizzy at times but can somebody please help me if you have an idea of what could be happening to me is it a miscarriage or could i still be pregnant? my next appt. is on april 19th for a d&c if i do not pass this week