What are the symptoms of allergic colitis

Allergic colitis can appear abdominal pain, abdominal distension, diarrhea, constipation, mucus stool and other symptoms, but also accompanied by headache, fatigue, insomnia, palpitations, sweating nervous system performance. Abdominal pain is often dominated by left lower abdomen and lower abdominal pain, and symptoms can be relieved after anal exhaust.