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Award.
To obtain credit, see tbe questionnaire at tbe end oftbe article.
:.
From the Archives #{216}f the AFIP James
Polypold and : Manifestations Bowel James Leslie
LCDR, MD
project
MC,
above
ulcerative
tively ceived
as the
level
of the
ulceration
mucosa
remain;
baseline
and
H. Dacbman,
USNR
MD
of the idiopathic inflammatory disease) are often confusing. surrounding
or a cobblestone
extensive
normal
#{149} Abraham
USNR
the
colitis)
when
sults
MC,
Pseudopolypoid of Inflammatory
The polypoid manifestations (ulcerative colitis and Crohn (in
LCDR,
Disease’
L. Buck, H. Sobin,
polyps
L. Buck,
develops
the
mucosa.
appearance
thus, islands
Pseudopolyposis
(in
and only
the
bowel diseases Inflammatory
ulcerated
Crohn
scattered areas
as polyps.
disease)
re-
islands
may
be
of rela-
falsely
Postinflammatory
per(fihiform)
polyps-fingerhike projections of submucosa covered by mucosa on all sides-reflect healing of undermined mucosal and submucosal remnants and ulcers and are almost always multiple. Patients with ulcerative colitis Crohn
disease
sionally,
are
at increased
dysplasia
cosal
atypia)
Because
occurs
is a histologic
are
developing
highly
Dysplasia
associated difficult
with
recommended
for
or
Occa-
of the
and dysplasia
is sometimes
usually
adenocarcinoma.
lesion.
adenocarcinoma polyps
biopsy
for
marker
differentiating
postinflammatory and
risk
as a polypoid
colon
(mu-
adenocarcinoma.
from
inflammatory
impossible,
definitive
or
or
endoscopy
diagnosis
of suspicious
lesions.
INTRODUCTION
U
Although
the
diseases diology
radiologic
(ulcerative
and
pathologic
colitis
literature
(1-3),
features
and Crohn their
of idiopathic
disease)
polypoid
and
have been
inflammatory
well
pseudopolypoid
bowel
reviewed
in the ra-
manifestations
me-
main a source of confusion for radiologists and radiology residents. We present a pictorial essay in which the following manifestations (and the correct terminology
Abbreviation:
H-E
Indexterms: testinal
Colitis, neoplasms,
RadioGraphlcs I
From
tute
the and
Bethesda, opinions
Nuclear
or as reflecting 1991
75.261
1, 742.321,
of Radiologic Bldg
54,
Medicine Md. Received or assertions the
#{149} Colon,
742.35
mucosa,
#{149} Intestines,
75.261
#{149} Colon,
diseases,
742.262
neoplasms,
75.311,
#{149} Intestines,
75.321,
mucosa,
75.35
#{149} In-
742.262
11:293-304
Departments
of Pathology,
ences, The
CRSNA,
ulcerative,
742.31 1991;
ology
cial
hematoxylin-eosin
views
Rm
M121
(J.L.B., October contained of the
Pathology ,
Alaska
A.H.D.)
(J.L.B.) and and
1 0, 1 990; herein are Departments
Fern
and
Gastrointestinal
Sts, Washington,
Pathology
(L.H.S.),
accepted the private of the
Navy,
November views Army,
Pathology DC 20306-6000;
Uniformed 5. Address of the authors
(L.H.S.), and
Services reprint and are
the
Armed
Forces
Departments
University requests not to be
ofthe
Instiof Radi-
Health
toJ.L.B. construed
Sdas offi-
or Defense.
293
I
.
: