Got really dizzy lightheaded had ringing ears and sound got quiet... went to my drs office... he is…

Got really dizzy lightheaded had ringing ears and sound got quiet... went to my drs office... he is sent me for labs and 24hr urine for preeclampcia and an ekg... he thinks it was a vagal reaction.. where my blood pressure went low... thinks it's a one time occurance...but they are checking out my heart...If anything is irregular he will call me tonight.....really nervous....praying everything comes back normal.