1. Endoscopy in inflammatory bowel diseases
Daniel W Hommes, Sander J.H van Deventer 
Gastroenterology 
Volume 126, Issue 6, Pages (May 2004)
DOI: /j.gastro

2. Figure 1
(A) Normal colon mucosa (abundant lymph follicles). (B) Aphthous lesion. (C) Longitudinal ulcerations. (D) Cobblestones. (E and F) Diffuse ulcerative colitis with superficial erosions, erythema, and cryptitis.
Gastroenterology  , DOI: ( /j.gastro )

3. Figure 2
Magnified view of normal colon mucosa with and without indigo-carmine stain (0.1%–0.5%).
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4. Figure 3 Magnified aphthoid lesion of the colon.
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5. Figure 4 Kudo24 pit-pattern classification.
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6. Figure 5
NBI lesion of dysplasia-associated lesions or masses, which was missed during routine endoscopy (ulcerative colitis). Classification according to Kudo.24 Upper arrow, large tubular pits (type III); lower arrow, papillary pits (type II).
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7. Figure 6
Video CE. Images of small-bowel lesions in the jejunum (Crohn’s disease).
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8. Figure 7 Balloon dilation of a Crohn’s anastomotic stricture.
Gastroenterology  , DOI: ( /j.gastro )