panic attack can cause discomfort in your stomach as in panic attacks sympathetic nervous system get stimulated and this CA cause increased acid secretions in stomach that can cause burning in chest and or abdomen with discomfort sometime nausea and vomiting and may also defecation urination please don t worry you should refer yourself to psychiatrist you have to learn stress management with the help of psychologist do yoga and meditation avoid fatty n spicy n fried food n junk food avoid bakery products n fast foods eat chapati Sabji egg white green leafy vegetables veg salad curd take Tab.Rantac 150 B.D. Tab.Alprax 0.25 S.O.S.