how do i know if i have appendicitis? i had fevers and chills and a loss of 6.5 lbs and a loss of appetite in the past week, and now when i cough , i have lower right abdominal pain , it doesnt hurt when i press with my hand , but only when i cough, tomorrow morning i am leaving on an 17 hour flight and i am scared that there is a problem with my appendix, help me please !!!