Welcome to Just Answer it is my pleasure to help you
did you do any complete blood count?
how was you hemoglobin?
any blood in the diarrhea? or vomiting?
how was your BP?
do you flush when this happen?
I would like to rule out whats called carcinoid tumor it comes in the intestine and it is characteristic of flushing,diarrhea,shortness of breath
you need to do 24 hour urine 5 HIAA level usually it is elevated if you have it
if you have any other questions please ask..otherwise please press ACCEPT so I would get compensated for my time and answer