High Blood Pressure at 39 weeks Prego?

help im freaking the **** out. NO DOCTORS WILL SEE ME. i have tryed and tryed. i went into the ER the other day and they kept me there for a while because my blood pressure was kinda high. after a while they let me go and told me i was ok. now i dont mean to question the nurses but i decided to look up possible **** that it culd mean for me. ive come up with preeclampsia. and its freaking me the **** out. i have sever pain in my upper stomac n rib cage area, my vision goes in n out occasionallly and i have even blacked out flowing that. my hands swell up if i walk around for a long aount of time. Im 18 and 39 weeks along. IM so ****** stressed out i think im makin myself sick, i had a soar thouat wen i woke up this morning. wat do i do?