Ulcerative colitis
continuous, circumferential mucosal inflammation
diffuse erythema, edema, friability
disappearance of vascular pattern, grayish exudates, erosions, or shallow ulcers
rectal involvement
Lesion: Ulcerative colitis. Diffuse inflammation is typical for ulcerative colitis: erythema, exudates, loss of vascular pattern.
UC
Lesion: Rare case of “cecal patch” in a child with left -sided ulcerative colitis.
Lesion: Cecal patch
Montreal and Paris classification for pediatric ulcerative colitis
UCEIS for assessment of UC activity
Vascular pattern (1 – 3): (A) 1, (B) 2, and (C) 3; Bleeding (1 – 4): (D) 1, (E) 2, (F) 3, and (G) 4; Erosions and ulcerations (1 – 4): (H) 1, (I) 2, (J) 3, and (K) 4.
Four grades:
remission (0–1);
mild (2–4);
moderate (5–6);
severe (7–8).
Management
•Multiple biopsies (2 or more per section) from rectum, sigmoid colon, descending colon, transverse colon, cecum, and ileum.
•Treatment:
–Aminosalicylates
–Corticosteroids
–Immunnomodulators, TNF-alpha blocking agents
–Surgery
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