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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.
Continuing Medical Education (State CME)
Complete all of your state CME requirements in one convenient place.
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.
Case Crunch: Rapid Case Review (Free)
Register for free live board reviews.
Dr. Resnick's MSK Conference
Learn directly from the MSK Master himself.
Lower Extremities MRI Conference
Musculoskeletal Imaging
PET Imaging
Pediatric Imaging
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.
Compliance
NewTrack, fulfill, and report on all your radiologists' credentialing and licensing requirements.
Emergency Call Prep
Prepare trainees to be on call for the emergency department with this specialized training series.
1 topic, 1 min.
20 topics, 55 min.
Normal Anatomy and Basic Ultrasounds: Abdomen and Pelvis
8 m.Cholelithiasis
2 m.Case: Acute Cholecystitis on Ultrasound
2 m.Acute Cholecystitis on Ultrasound
3 m.Case: Acute Cholecystitis on CT
2 m.Acute Cholecystitis on CT
1 m.Case: Cholecystitis With Calcified Stones
3 m.Gallstones on CT
2 m.Case: Tensile Gallbladder Fundus Sign
2 m.Tensile Gallbladder Fundus Sign
2 m.Case: Gangrenous Cholecystitis
2 m.Gangrenous Cholecystitis
2 m.Case: Emphysematous Cholecystitis With Portal Venous Gas Air
2 m.Emphysematous Cholecystitis With Portal Venous Gas Air
4 m.Case: Emphysematous Cholecystitis With Perforation
5 m.Emphysematous Cholecystitis Summary
3 m.Case: Mirizzi Syndrome With Dilated Intrahepatic Bile Ducts
4 m.Mirizzi Syndrome
6 m.Case: Choledocholithiasis
5 m.Choledocholithiasis
4 m.10 topics, 24 min.
Case: Acute Gallstone Pancreatitis
2 m.Causes of Pancreatitis
4 m.Cases: Pancreatitis Without/With Necrosis
3 m.Revised Atlanta Classification
6 m.Case: Pancreatitis With SMV and Splenic Vein Thrombosis
3 m.Pancreatitis Complication: SMV and Splenic Vein Thrombosis
3 m.Case: Pancreatitis With Pseudoaneurysm of Splenic Artery
2 m.Pancreatitis Complication: Splenic Artery Pseudoaneurysm
2 m.Case: Duodenal Ulcer With Perforation
2 m.Types of Perforated Ulcers
2 m.4 topics, 11 min.
11 topics, 16 min.
Case: Classic Diverticulitis
2 m.Diverticulitis
2 m.Case: Diverticulitis With Free Air
2 m.Case: Diverticulitis, Perforated with Abscess
2 m.Diverticulitis: Perforated With Abscess Post Drainage
2 m.Case: Diverticulitis With Colovesical Fistula
2 m.Diverticulitis With Colovesical Fistula
1 m.Case: Diverticulitis With IMV Thrombosis
2 m.Diverticulitis With IMV Thrombosis
2 m.Case: Epiploic Appendagitis
2 m.Epiploic Appendagitis and Omental Infarction
3 m.26 topics, 1 hr.
Case: Umbilical Hernia
3 m.Obstructing Umbilical Hernias
3 m.Groin Hernias: Introduction
3 m.Case: Indirect Inguinal Hernia
2 m.Inguinal Hernias
2 m.Case: Femoral Hernia
2 m.Case: Obturator Hernia
2 m.Groin Hernias: Summary
3 m.Case: Simple Bowel Obstruction
2 m.Case: High Grade Bowel Obstruction
2 m.Case: Gallstone Ileus
3 m.Gallstone Ileus and Cholecytocolic Fistula
3 m.Case: Closed Loop Small Bowel Obstruction
3 m.Closed Loop Small Bowel Obstruction
5 m.Case: Large Bowel Colonic Obstruction
2 m.Large Bowel Colonic Obstruction
2 m.Case: Perforated Colon From Colon Cancer
3 m.Perforated Colon
4 m.Case: SMA Embolism With Bowel Ischemia
3 m.SMA Embolism
4 m.Case: Mesenteric Vein Thrombosis
3 m.Mesenteric Vein Thrombosis
2 m.Case: Cecal Volvulus
2 m.Cecal Volvulus
4 m.Case: Sigmoid Volvulus
3 m.Sigmoid Volvulus
3 m.15 topics, 46 min.
Retroperitoneum
3 m.Case: Ruptured Abdominal Aortic Aneurysm
2 m.Abdominal Aortic Aneurysm Rupture
4 m.Case: Bleeding Angiomyolipoma
3 m.Angiomyolipoma
2 m.Case: Psoas Hematoma
3 m.Retroperitoneal Bleeding
2 m.Case: Renal Stones
3 m.Enhancement Patterns of Kidneys
7 m.Case: Forniceal Rupture
4 m.Forniceal Rupture
2 m.Case: Pyelonephritis
3 m.Pyelonephritis
3 m.Case: Renal Infarcts
3 m.Renal Infarcts
9 m.0:00
Okay.
0:01
Continuing on our theme of bowel
0:03
obstruction, we have another contrast
0:05
enhanced CT scan of the abdomen and pelvis.
0:07
You'll notice a tiny bit of intrahepatic
0:09
biliary ductal dilatation in this patient.
0:12
There's also an enlarged bile duct, but the patient
0:13
is status post-cholecystectomy, as seen by these clips
0:16
here in the portal hepatic region, so that's probably
0:18
just a reservoir effect in this patient. As we come down,
0:23
we're going to see some dilatation of the small bowel.
0:26
Again, this dilated small bowel enhances nicely,
0:29
so no evidence of ischemic change here. Coming
0:32
deep into the pelvis, we're going to try to figure
0:35
out what the cause of the small bowel obstruction
0:37
is, and then we come deep into the pelvis.
0:39
We start to see that this small bowel, intraluminal
0:41
contents, change to this kind of frothy appearance.
0:45
We like to refer to this as fecalization or
0:48
poopafication of the small bowel.
0:50
That means that the internal contents within the
0:52
small bowel have become somewhat turbid or stagnant,
0:55
and that the fluid has been reabsorbed from the
0:58
lumen, leading to this kind of fecalized appearance.
1:01
This is often where you're going to find the
1:03
obstructing point of your small bowel obstruction.
1:05
It's right at the level of that fecalization.
1:07
So I usually follow a small bowel obstruction
1:09
down to that region and then try to find
1:11
out where the, um, decompressed loops are,
1:14
which is right here along this left pelvic sidewall.
1:17
This patient had had prior GYN surgery.
1:20
So most assuredly, this is a small adhesion
1:22
causing a small bowel obstruction.
1:25
Now, I like to talk about whether
1:26
or not it's low or high grade.
1:27
It's kind of hard to tell sometimes, but things
1:29
here that are reassuring are the fact that we
1:31
don't see any ascites within the abdomen.
1:34
It looks like it's a simple small bowel obstruction
1:36
with a single point of obstruction and that
1:38
there's only a short segment of fecalized bowel.
1:41
So I would call this a simple low-grade small bowel
1:44
obstruction resulting from likely adhesive disease
1:48
down in the deep pelvis along the left pelvic
1:51
sidewall, and that's how I would dictate this case.
Interactive Transcript
0:00
Okay.
0:01
Continuing on our theme of bowel
0:03
obstruction, we have another contrast
0:05
enhanced CT scan of the abdomen and pelvis.
0:07
You'll notice a tiny bit of intrahepatic
0:09
biliary ductal dilatation in this patient.
0:12
There's also an enlarged bile duct, but the patient
0:13
is status post-cholecystectomy, as seen by these clips
0:16
here in the portal hepatic region, so that's probably
0:18
just a reservoir effect in this patient. As we come down,
0:23
we're going to see some dilatation of the small bowel.
0:26
Again, this dilated small bowel enhances nicely,
0:29
so no evidence of ischemic change here. Coming
0:32
deep into the pelvis, we're going to try to figure
0:35
out what the cause of the small bowel obstruction
0:37
is, and then we come deep into the pelvis.
0:39
We start to see that this small bowel, intraluminal
0:41
contents, change to this kind of frothy appearance.
0:45
We like to refer to this as fecalization or
0:48
poopafication of the small bowel.
0:50
That means that the internal contents within the
0:52
small bowel have become somewhat turbid or stagnant,
0:55
and that the fluid has been reabsorbed from the
0:58
lumen, leading to this kind of fecalized appearance.
1:01
This is often where you're going to find the
1:03
obstructing point of your small bowel obstruction.
1:05
It's right at the level of that fecalization.
1:07
So I usually follow a small bowel obstruction
1:09
down to that region and then try to find
1:11
out where the, um, decompressed loops are,
1:14
which is right here along this left pelvic sidewall.
1:17
This patient had had prior GYN surgery.
1:20
So most assuredly, this is a small adhesion
1:22
causing a small bowel obstruction.
1:25
Now, I like to talk about whether
1:26
or not it's low or high grade.
1:27
It's kind of hard to tell sometimes, but things
1:29
here that are reassuring are the fact that we
1:31
don't see any ascites within the abdomen.
1:34
It looks like it's a simple small bowel obstruction
1:36
with a single point of obstruction and that
1:38
there's only a short segment of fecalized bowel.
1:41
So I would call this a simple low-grade small bowel
1:44
obstruction resulting from likely adhesive disease
1:48
down in the deep pelvis along the left pelvic
1:51
sidewall, and that's how I would dictate this case.
Report
Faculty
Laura L Avery, MD
Assistant Professor of Emergency Radiology Harvard Medical School
Massachusetts General Hosptial
Tags
Small Bowel
Gastrointestinal (GI)
Emergency
CT
Body
Acquired/Developmental
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