Non-small-bowel lesions encountered during double-balloon enteroscopy performed for obscure gastrointestinal bleeding

Table 1 Findings by DBE performed for OGIB and anatomical distribution of bleeding lesions n (%)

Findings and distributions	Subjects
Positive for bleeding lesions	118 (65.9)
Small bowel only	74 (41.3)
Non-small bowel only	25 (14.0)
Small bowel and non-small bowel	19 (10.6)
Negative findings/normal	55 (30.7)
Inconclusive (failure of procedure)	6 (3.4)
Total	179 (100.0)

DBE: Double balloon enteroscopy; OGIB: Obscure gastrointestinal bleeding.

Table 2 Small-bowel bleeding lesions found in the study cohort

Small-bowel lesions	n
Angioectasia	64
Tumours/polyps	13
Ulcers	11
Bleeding mucosa	2
Bleeding diverticula	2
Meckel’s diverticulum	1
Stricture	1
Total	94a

^aNinety-four small bowel bleeding lesions were found in 93 patients. Nineteen patients also had NSBLs. NSBLs: Non-small-bowel lesions.

Table 3 Classification of NSBLs according to the nature and site of the lesions with totals for all and newly diagnosed lesions by DBE

Classification of NSBLs encountered on DBE	NSBL (n)	Newly diagnosed NSBL (n)
Vascular	27	16
Upper
Stomach/duodenal angioectasia	12	8
GAVE	3	1
Oesophageal varices	2	1
Gastric varices	1	1
Lower
Colonic angioectasia	6	4
Haemorrhoids	3	1
Peptic	13	9
Upper
Hiatus hernia with Cameron’s ulcer	5	3
Gastric ulcers/erosions	3	2
GERD (Los Angeles grade 3 or 4)	2	1
Haemorrhagic gastritis	1	1
Duodenal ulcers	1	1
Lower
Colonic ulcer	1	1
Neoplastic	6	3
Upper
Gastric polyps	4	1
Lower
Colonic polyp	1	1
Colorectal carcinoma	1	1
Total	46a	28b

^a46 NSBLs were found in 44 patients. Nineteen patients also had SBLs;

^b28 newly diagnosed NSBLs were found in 27 patients. GAVE: Gastric antral vascular ectasia; GERD: Gastro-esophageal reflux disease.