Table 1: Different clinicopathological features among CD, CUJI and CMUSE^*.

	CD	CMUSE	CUJI
Clinical presentation:
Abdominal pain	+	+	+
Diarrhea	+	-	+
Malabsorption	+	-	+
Fever	+	-	+
Weight loss	+	+	+
Anemia	+	+	+
Melena	+	+	+
Hematochezia	+	-	+
Obstruction	+	+	+
Perforation	+	-	+
Extraintestinal manifestations	+	-	-
Histopathology:
Intestinal transmural inflammatory process	+	-	+
Intestinal giant-cell granulomas	+	-	-
Fistula	+	-	+
Involvement of other parts of gastrointestinal tract (i.e. stomach or colon)	+	-	-
Infiltration of eosinophils	-	+	-
Villous atrophy	-	-	+
Laboratory tests:
Elevated CRP or ESR^**	+	-	+

^*CD: Crohn’s disease, CUJI: Chronic ulcerative jejunoileitis, CMUSE: Cryptogenic multifocal ulcerous stenosing enteritis;

^**CRP: C-reactive protein, ESR: Erythrocyte sedimentation rate.