Hi, Last month I had done my appendicitis operation but still now I have high fever and vomiting continuously mostly at night, I can?t eat anything I?m feeling very weak and can?t even wake up from bed from last few days I have pain in my stomach which belongs to my whole abdomen mostly right upper side and It hurts. I?m feeling nauseous, dizziness and blurry vision can you please help me what it could be the exact reason for all this pains.