Table 4.

Key studies describing the role of videocapsule endoscopy in unclassified Inflammatory bowel disease pouchitis and ulcerative colitis

	Ref.	Indication	n	Definition of CD	Results n (%)
IBD-U	Mehdizadeh et al[41]	IBDU	6	> 3 ulcerations-diagnostic of CD, 1-2 ulcerations-suggestive of CD	1 (17)
					SB findings
	Maonoury et al[42]	IBDU	30	> 3 ulcerations-diagnostic of CD, 1-2 ulcerations-suggestive of CD	5 (17), CD
	Cohen et al[43]	IBDU	2	NA	1 (50), CD
s/p IPAA	Mow et al[40]	Isolated colitis	6	> 3 ulcerations-diagnostic of CD, 1-2 ulcerations-suggestive of CD	3 (50)-definite CD, 2 (20), possible CD
	Mehdizadeh et al[41]	Persistent symptoms after IPAA	21	> 3 ulcerations-diagnostic of CD, 1-2 ulcerations-suggestive of CD	7 (33%)
					SB findings
	Calabrese et al[47]	Chronic pouchitis after IPAA	15	NA	Gastric or SB lesions, 15 (100)
Ulcerative colitis	Mow et al[40]	Isolated colitis	12	> 3 ulcerations-diagnostic of CD, 1-2 ulcerations-suggestive of CD	3 (25)-definite CD, 3 (25), possible CD
	Mehdizadeh et al[41]	Treatment-resistant UC	22	> 3 ulcerations-diagnostic of CD, 1-2 ulcerations-suggestive of CD	2 (9), SB findings
	Cohen et al[43]	UC	5	NA	4 (80), CD
	Higurashi et al[44]	UC	23	Lewis score	13 (56.5), small bowel lesions
					9 (39), Lewis score > 135

IBDU: Unclassified inflammatory bowel disease; IPAA: Ileoanal pouch anastomosis; CD: Crohn’s disease; UC: Ulcerative colitis; SB: Small bowel.