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Training Collections
Library Memberships
On-demand course library with video lectures, expert case reviews, and more
Fellowship Certificate™ Programs
Practice-focused training programs designed to help you gain experience in a specific subspecialty area.
Ultimate Learning Pass
Unlock access to our full Course Library and all self-paced Fellowships.
Noon Conference (Free)
Get access to free live lectures, every week, from top radiologists.
Case of the Week (Free)
Get a free weekly case delivered right to your inbox.
Dr. Resnick's MSK Conference
Learn directly from the MSK Master himself.
Lower Extremities MRI Conference
Musculoskeletal Imaging
Emergency Imaging
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For Training Programs
Supplement your training program with case-based learning for residents, registrars, fellows, and more.
For Private Practices
Upskill in high growth, advanced imaging areas.
Emergency Call Prep
Prepare trainees to be on call for the emergency department with this specialized training series.
1 topic, 3 min.
47 topics, 2 hr. 18 min.
Introduction to Crohn’s
1 m.Enterography Technique
3 m.T2 Sequences Part 1
3 m.T2 Sequences Part 2
3 m.Dynamic Sequences
3 m.Additional Sequences
3 m.Imaging of Crohn’s Disease
4 m.Improper Glucagon Administration
1 m.Normal Coronal Anatomy on MRI
2 m.Active Inflammation Overview
3 m.Segmental Mural Hyper Enhancement
2 m.Inner Wall Hyper Enhancement
2 m.Additional Patterns of Hyper Enhancement
2 m.Assessing Wall Thickening
3 m.Assessing Bowel Wall Edema
3 m.Using Diffusion Sequences to Increase Sensitivity
3 m.Using Diffusion For Lymph Adenopathy
2 m.Sacculations As a Finding – Crohn’s Disease
2 m.Using Cine for Identifying Disease
2 m.Identifying Strictures
3 m.Distinguishing Inflammation from Fibrotic Disease
4 m.Sacculation
4 m.Acute Inflammation
3 m.Changes in Fat with Chronic Disease
4 m.Indications for Surgery Part 1
2 m.Indications for Surgery Part 2
3 m.Ileal Fistula
4 m.Severe Disease w/ Abscess
4 m.Classic Fistula Appearances
2 m.Crohn’s vs. UC
2 m.Severe Ulceritive Colitis
20 m.Crohn’s Colitis
2 m.Colonic Inflammation
3 m.Fistula to Colon w/ Post Op Imaging
5 m.Recurrent Crohn’s Disease
2 m.Mild Anastamotic Inflammation
3 m.Extraintestinal Manifestations
2 m.Sacroiliitis
2 m.Primary Sclerosing Cholangitis
2 m.CT Vs. MRI – Crohn’s
5 m.Transient Intussusception
2 m.Pneumatosis
3 m.Generating a Crohn’s Report
7 m.Detecting and Characterizing Crohn’s Disease Part 1
7 m.Detecting and Characterizing Part 2
4 m.Characterizing a Complex Fistula
7 m.Crohn’s Summary
1 m.0:01
So another finding that's important to
0:02
discuss is the presence of sacculations.
0:05
And what these are, are broad-based outpouchings that
0:10
occur along the anti-mesenteric border of the bowel.
0:13
And so this is a, in this case, which
0:15
we've seen earlier, we do see a number
0:17
of areas of bowel that are dilated.
0:21
And so this area here, you can see on the mesenteric
0:24
side, it looks fairly normal, but it's really
0:27
thin and distended on the anti-mesenteric side.
0:31
You can see it a bit there.
0:32
You can see it on this, in this location,
0:34
you can see it kind of on a long sacculation
0:38
down here in the left lower quadrant.
0:40
And this is kind of the same as that differential
0:44
enhancement of the mesenteric side of bowel.
0:47
And it's a very specific finding for
0:50
chronic changes of Crohn's disease.
0:53
It's really due to that chronic inflammation and areas
0:57
of shortening of the gut along the mesenteric border.
1:00
And so,
1:01
it's important to mention when you see it because
1:03
it's such a specific finding for Crohn's disease
1:06
and it's a very typical finding that we, we often see
1:09
in these, you know, severe chronic patients.
Interactive Transcript
0:01
So another finding that's important to
0:02
discuss is the presence of sacculations.
0:05
And what these are, are broad-based outpouchings that
0:10
occur along the anti-mesenteric border of the bowel.
0:13
And so this is a, in this case, which
0:15
we've seen earlier, we do see a number
0:17
of areas of bowel that are dilated.
0:21
And so this area here, you can see on the mesenteric
0:24
side, it looks fairly normal, but it's really
0:27
thin and distended on the anti-mesenteric side.
0:31
You can see it a bit there.
0:32
You can see it on this, in this location,
0:34
you can see it kind of on a long sacculation
0:38
down here in the left lower quadrant.
0:40
And this is kind of the same as that differential
0:44
enhancement of the mesenteric side of bowel.
0:47
And it's a very specific finding for
0:50
chronic changes of Crohn's disease.
0:53
It's really due to that chronic inflammation and areas
0:57
of shortening of the gut along the mesenteric border.
1:00
And so,
1:01
it's important to mention when you see it because
1:03
it's such a specific finding for Crohn's disease
1:06
and it's a very typical finding that we, we often see
1:09
in these, you know, severe chronic patients.
Report
Faculty
Benjamin Spilseth, MD, MBA, FSAR
Associate Professor of Radiology, Division Director of Abdominal Radiology
University of Minnesota
Tags
Small Bowel
Non-infectious Inflammatory
MRI
Large Bowel-Colon
Idiopathic
Gastrointestinal (GI)
Crohn’s Disease
Body
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