Criteria for Definite
Diagnosis of Crohn's Disease
A. One of the
following three conditions
should be present:
Intestinal
longitudinal ulcer or
deformity induced by a
longitudinal ulcer or
cobblestone pattern
Intestinal
small aphthous ulcerations
arranged in a longitudinal
fashion for at least three
months, plus noncaseating
granulomas
Multiple
small aphthous ulcerations in
both the upper and lower
digestive tract, not
necessarily with longitudinal
arrangement, for at least
three months, plus
noncaseating granulomas
Yao
T, Matsui T, Hiwatashi
N. Crohn's disease in
Japan: diagnostic
criteria and
epidemiology. Dis.
Colon Rectum. 2000
Oct;43(10 Suppl):S85-93.[Medline]