| Sign/Symptom |
Crohn's Disease |
Ulcerative Colitis |
| Area of intestinal tract affected |
Lower ileum most common but can flare up anywhere, including the colon; "patches" of normal tissue between affected areas: can affect entrie intestinal wall |
Any part of inner most lining of colon, continues with no "patches" of normal tissue |
| Diarrhea |
Typically four or more episodes per day |
Typically four or more episodes per day |
| Abdominal pain/cramping |
Moderate to severe abdominal tenderness in right lower quadrant |
Mild tenderness, lower abnominal cramping |
| Blood in stool |
Present; amount depends on disease severity |
Present; amount depends on disease severity |
| Fatigue |
Result of excessive blood loss, anemia, and poor nutrient absorption |
Result of excessive blood loss and anemia |
| Fever |
Low-grade in severe cases |
Low-grade in severe cases |
| Physical examination |
Peritoneal irritation, abdominal or pelvic mass |
Rectal exam may show peri-anal irritation, fissures, hemorrhoids, fistulas, and abscesses |
| Weight loss/anorexia |
Weight loss and anorexia common due to poor digestion and intestinal absorption |
Weight loss in more severe cases |
| Appetite |
Often decreased during periods of disease exacerbation |
Often decreased during periods of disease exacerbation |
| Risk of colon cancer |
Increased |
Increased |