Research Article

Unsuspected Small-Bowel Crohn’s Disease in Elderly Patients Diagnosed by Video Capsule Endoscopy

Table 1

Lewis video capsule endoscopy scoring index.

ParametersNumberLongitudinal extentDescriptor

Villous appearance (separate score for each small bowel tertile)Normal: 0
Edematous: 1
Short segment: 8
Long segment: 12
Whole tertile: 20
Single:1
Patchy:14
Diffuse:17
Ulcer (separate score for each small bowel tertile)None: 0
Single: 3
Few: 5
Multiple: 10
Short segment: 5
Long segment: 10
Whole tertile: 15
<1/4—9
1/4–1/2—12
>1/2—18
Stenosis (for whole study only)None: 0
Single: 14
Multiple: 20
Ulcerated: 24
Nonulcerated: 2
Traversed:7
Not traversed: 10
Total score: maximum tertile score [(villous parameter × extent × descriptor) + (ulcer parameter × extent × size)] for tertile 1 or [(villous parameter × extent × descriptor) + (ulcer parameter × extent × size)] for tertile 2 or [(villous parameter × extent × descriptor) + (ulcer parameter × extent × size)] for tertile 3} + (stenosis number × ulcerated × traversed).

Reprinted with permission from Gralnek et al., Alimentary Pharmacology & Therapeutics, 2008 [8].