Answer by  
                                                                                          EmmaKitty (236)
                                                            
                          
                          
                                                          Colitis is inflammation of the colon (large intestine). There are numerous causes of colitis, including parasitic, viral, or bacterial infection, autoimmune disease, harsh chemicals, etc. Colitis frequently results in diarrhea & abdominal pain. Dehydration can occur as a result of excessive diarrhea. Severe colitis can be fatal.