Problem: 34 year old female with long term history of Crohn's disease is experiencing abdominal pain, leucocytosis, fever, and diarrhea. She is diagnoses with fistula. How may a fistula form with Crohn's disease? Need Assignment Help? Question Answer A. Fibrosis and thickening of the wall, causing obstruction B. Lack of peristalsis, leading to dilated areas of intestine C. Erosion of the mucosa, causing bleeding D. Recurrent inflammation, necrosis, and fibrosis, forming a connection between intestinal loops