34 weeks 3 days preclampsia

So nervous came to hospital because pressure high they talking about taking my son out I JUST DONT KNOW HOW TO FEEL ABOUT HAVING MY CHILD AT 34 WEEKS ....WILL.HE BE Ok HOW LONG WILL HE STAY in HOSPITAL I HAVE HB AND GESTATIONAL DIABETES .... THEY WERE GOING TO TAKE HIM OUT AT 37 WEEKS ....Im JUST REALLY WORRIED... WHEN I WENT FOR A ULTRASOUND AT 32 WEEKS HE WAS 4 POUNDS 6 OZ