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Body: Gastrointestinal (GI)/Abdomen
Browse Body: Gastrointestinal (GI)/Abdomen radiology CME and learn from the top GI/Abdomen radiologists in the world. View all GI/Abdomen radiology courses, watch bite-sized videos, and practice on GI/Abdomen cases with real-world DICOMs.
Imaging of Uncommon GI/GU Disorders Expert Case Review
Expert Case Review
1 CME
Mahan Mathur
Yale School of Medicine
Imaging of Uncommon GI/GU Disorders Case 1
15 m.
Imaging of Uncommon GI/GU Disorders Case 2
14 m.
Imaging of Uncommon GI/GU Disorders Case 3
7 m.
Imaging of Uncommon GI/GU Disorders Case 4
5 m.
Imaging of Uncommon GI/GU Disorders Case 5
9 m.
Imaging of Uncommon GI/GU Disorders Case 6
4 m.
Imaging of Uncommon GI/GU Disorders Case 7
8 m.
Appendix Imaging
Mastery Series
0.5 CME
Kathryn McGillen
Penn State University Milton S Hershey Medical Center
Anatomy – Classic and Odd Locations
3 m.
Acute Appendicitis – Classic
2 m.
Acute Appendicitis – Appendicolith
<1 m.
Acute Appendicitis – Phlegmon
<1 m.
Acute Appendicitis with Abscess
3 m.
Acute Appendicitis – No Surgery Needed
<1 m.
Acute Appendicitis US
3 m.
Appendicitis in a Child
2 m.
Appendicitis in a Child with an Abscess
2 m.
Pregnant Appendicitis
3 m.
Stump Appendicitis
1 m.
Mimic of Appendicitis
2 m.
Cecal Cancer Causing Appendicitis
3 m.
Mucocele
1 m.
Mucocele Perforation
3 m.
Pseudomyxoma Peritonei
2 m.
Pseudomyxoma Peritonei with US
2 m.
Carcinoid
3 m.
Crohn's Disease
Mastery Series
2.25 CME
Benjamin Spilseth
University of Minnesota
Watch this case review for free!
3 m.
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
3 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
2 m.
Using Diffusion Sequences to Increase Sensitivity
3 m.
Using Diffusion For Lymph Adenopathy
2 m.
Sacculations As a Finding – Crohn’s Disease
1 m.
Using Cine for Identifying Disease
2 m.
Identifying Strictures
3 m.
Distinguishing Inflammation from Fibrotic Disease
4 m.
Sacculation
3 m.
Acute Inflammation
2 m.
Changes in Fat with Chronic Disease
4 m.
Indications for Surgery Part 1
1 m.
Indications for Surgery Part 2
3 m.
Ileal Fistula
3 m.
Severe Disease w/ Abscess
3 m.
Classic Fistula Appearances
2 m.
Crohn’s vs. UC
2 m.
Severe Ulceritive Colitis
19 m.
Crohn’s Colitis
2 m.
Colonic Inflammation
2 m.
Fistula to Colon w/ Post Op Imaging
4 m.
Recurrent Crohn’s Disease
2 m.
Mild Anastamotic Inflammation
3 m.
Extraintestinal Manifestations
1 m.
Sacroiliitis
1 m.
Primary Sclerosing Cholangitis
2 m.
CT Vs. MRI – Crohn’s
4 m.
Transient Intussusception
2 m.
Pneumatosis
3 m.
Generating a Crohn’s Report
6 m.
Detecting and Characterizing Crohn’s Disease Part 1
6 m.
Detecting and Characterizing Part 2
4 m.
Characterizing a Complex Fistula
7 m.
Crohn’s Summary
<1 m.
Gallbladder
Mastery Series
1.75 CME
Mahan Mathur
Yale School of Medicine
Introduction to Gallbladder
1 m.
Normal Anatomy
4 m.
Phrygian Cap
3 m.
Gallbladder Duplication
3 m.
Gallstones
3 m.
Gallbladder Sludge
3 m.
Pigmented Gallstones
4 m.
Tumefactive Sludge
4 m.
Acute Cholecystitis
4 m.
Acute Cholecystitis with Liver Hyperemia
3 m.
Gangrenous Cholecystitis
5 m.
Perforated Cholecystitis
4 m.
Perforated Cholecystitis with Abscess
3 m.
Emphysematous Cholecystitis
5 m.
Porcelain Gallbladder
5 m.
Mirizzi Syndrome
4 m.
Bouveret’s Syndrome
4 m.
Gallstone IIeus (CT)
3 m.
Gallstone Ileus (MRI)
3 m.
Dropped Gallstones: Non-Calcified
5 m.
Dropped Gallstones with Abscess
3 m.
Dropped Gallstones with Abscess (DWI)
2 m.
Adenomyomatosis, Focal
4 m.
Adenomyomatosis, Diffuse
3 m.
Cholesterol Polyps
5 m.
Primary Neoplasm – Adenocarcinoma
6 m.
Primary Neoplasm – Adenocarcinoma, Liver Invasion
4 m.
Primary Neoplasm – Squamous Cell
4 m.
Metastases
3 m.
Benign Liver Lesions
Mastery Series
2 CME
Mahan Mathur
Yale School of Medicine
Watch this case review for free!
4 m.
MRI Evaluation of the Liver
3 m.
Utilizing Localizer Sequences
2 m.
Utilizing T2 Sequence
2 m.
T2 Turbo Spin Echo Sequence
1 m.
Axial in and Out of Phase Sequences
2 m.
T1 Weighted Pre & Post Contrast Dynamic Images
1 m.
Post Contrast Imaging on T1
2 m.
Liver Cyst
4 m.
Autosomal Dominant Polycystic Liver Disease
4 m.
Large Liver Cyst with Internal Hemorrhage
4 m.
Biliary Hamartomas, Von Meyenburg Complex
4 m.
Hepatic Mucinous Cystic Neoplasm
6 m.
Ciliated Hepatic Foregut Cyst
5 m.
Indeterminate Liver Mass on US: Hemangioma
5 m.
Indeterminate Liver Mass on CT: Hemangioma
4 m.
Flash Filling Hemangioma
4 m.
Giant Hemangioma with Cystic Degeneration
5 m.
Giant Hemangioma without Cystic Degeneration
3 m.
Sclerosed Hemangioma
6 m.
Hemangiomatosis
4 m.
Focal Nodular Hyperplasia, Typical Appearance
7 m.
Focal Nodular Hyperplasia, No Scar, Eovist Appearance
5 m.
Focal Nodular Hyperplasia, Scar, Eovist Retention
4 m.
Atypical Focal Nodular Hyperplasia
5 m.
Hepatic Adenoma
7 m.
Multiple Hepatic Adenomas with Atoll Sign
4 m.
Focal Fatty Liver Deposition
4 m.
Pyogenic Abscess
5 m.
Echinococcal Abscess
4 m.
Ruptured Echinococcal Abscess
4 m.
Malignant Liver Lesions on MRI
Mastery Series
2.5 CME
Mahan Mathur
Yale School of Medicine
Watch this case review for free!
6 m.
Malignant Liver Lesion - Introduction
6 m.
Normal Anatomy of Liver
8 m.
Morphologic Cirrhosis
5 m.
Non-Malignant Nodules in the Cirrhotic Liver
2 m.
Dysplastic Nodules
4 m.
Portal Hypertension - 2 Patient Case Review
3 m.
Pseudocirrhosis
2 m.
LI-RADS - Summary
11 m.
LI-RADS 1 or 2
2 m.
LI-RADS 3
3 m.
LI-RADS 3 (THID)
3 m.
LI-RADS 4
2 m.
LI-RADS 3 Upgraded to LI-RADS 4
4 m.
LI-RADS 5
3 m.
LI-RADS 5 Change in Lesion Overtime
3 m.
LI-RADS 5 - Non-peripheral Washout (NPWO)
3 m.
LI-RADS 4 - Psuedo Capsule
3 m.
LI-RADS 3 - No Ancillary Imaging Findings
3 m.
LI-RADS 5 - Size, Psuedo Capsule, & NPWO
2 m.
LI-RADS 5 - 22mm with NPWO
3 m.
LI-RADS 4 - Greater than 20mm, Lacking Ancillary Features
3 m.
LI-RADS 5 - All-qualifiers, HCC
3 m.
LI-RADS - Tumor in Vein (TIV)
5 m.
LI-RADS - TIV Infiltrative Tumor
3 m.
LI-RADS M - Metastatic Urothelial Cancer
4 m.
Fibrolamellar Hepatocellular Carcinoma (FHCC)
6 m.
Treatment Options
8 m.
Successfully Treated LI-RADS 5
4 m.
Successfully treated LI-RADS 5, with Recurrence
4 m.
2 Lesions Treated with Transarterial Embolization
4 m.
Partially Successful TASE
3 m.
Recurrence in a Patient Treated with Radioembolization (Y-90)
3 m.
2 Patients with Cholangiocarcinoma
8 m.
Hypervascular Mets
4 m.
Hypovascular Metastasis from Breast Cancer
3 m.
Mucinous Liver Metastasis
3 m.
Hypovascular Metastasis Post-op
3 m.
Biliary Disease
Mastery Series
2 CME
Mahan Mathur
Yale School of Medicine
Introduction to Biliary Disease
1 m.
Normal Anatomy On MRI (BD)
4 m.
Anatomical Variant: Right Arising from Left
4 m.
Anatomy Variant: Trifurcation
3 m.
Choledocholithiasis
5 m.
New Choledocholithiasis Status Post Cholecystectomy
3 m.
Common Bile Duct Sludge
4 m.
Primary Sclerosing Cholangitis (BD)
6 m.
Recurrent Pyogenic Cholangitis
6 m.
AIDS Patient with Cholangiopathy
4 m.
Anastamotic Stricture
5 m.
Biliary Casts
5 m.
Biliary Ischemia
6 m.
Inflammatory Strictures (IgG4)
6 m.
Portal Biliopathy
4 m.
Peribiliary Cysts
4 m.
Peribiliary Cysts with Eovist
3 m.
Choledochal Cysts Type 1
3 m.
Choledochal Cysts Type 2
2 m.
Choledochal Cysts Type 4 (4a)
3 m.
Caroli’s Disease
3 m.
Biliary Hamartoma
3 m.
Hepatic Mucinous Cystic Neoplasm / Cystadenoma MRI
4 m.
Hepatic Mucinous Cystic Neoplasm / Cystadenoma CT
3 m.
Cholangiocarcinoma: Hilar
6 m.
Cholangiocarcinoma: Distal
2 m.
Cholangiocarcinoma: Distal (polypoid mass)
3 m.
Cholangiocarcinoma: Intrahepatic/peripheral (least common)
4 m.
Pancreatic Neoplasm Resulting in Distal CBD Stricture
3 m.
Biliary Intraductal Papillary Mucinous Neoplasm (IPMN)
6 m.
Metastases (pancreatic primary)
2 m.
Pancreas
Mastery Series
2.75 CME
Neeraj Lalwani
Virginia Commonwealth University Health and School of Medicine
Watch this case review for free!
3 m.
Introduction to Pancreas Imaging
1 m.
Anatomy of the Pancreas
2 m.
MRI Protocol (Pancreas)
5 m.
Embryology (Pancreas)
4 m.
Annular Pancreas Summary
1 m.
Annular Pancreas on MRI
2 m.
Ectopic Pancreas
2 m.
Broad Classification of Pancreatic Lesions
2 m.
Adenocarcinoma: Surgical Perspective
9 m.
Resectable Pancreatic Head Tumor
7 m.
Nonresectable Pancreatic Tumor with Perineural Invasion
8 m.
Nonresectable Pancreatic Head Tumor with Liver Metastises
5 m.
The Whipple Procedure (Pancreas)
<1 m.
Post Whipple Procedure on MRI
6 m.
Differentiating Between Pancreatitis and Adenocarcinoma
3 m.
Mass or Pancreatitis: Chronic Pancreatitis
5 m.
Mass or Pancreatitis: Proven Chronic Pancreatitis
5 m.
Groove Pancreatitis Summary
2 m.
Groove Pancreatitis or Adenocarcinoma: Adenocarcinoma
3 m.
Autoimmune Pancreatitis Type I Vs. Type II
3 m.
Mass, Pancreatitis, or Cancer: Autoimmune Pancreatitis
7 m.
IPMN Summary
7 m.
Main Duct IPMN
4 m.
Mixed IPMN
3 m.
Malignanttransformation of main duct IPMN
3 m.
Obstructive Chronic Pancreatitis
4 m.
Malignant Sidebranch IPMN
2 m.
Spontaneously Ruptured IPMN
3 m.
Pancreatic Cystic Tumor Summary
3 m.
Serous vs. Mucinous vs. SPEN Tumors
2 m.
Serous Tumor, Side Branch IPMN
2 m.
Sidebranch IPMN/Mucinous Tumor mimicking Serous Tumor
4 m.
Classic Serous Tumor in Pancreatic Head
2 m.
Mucinous Tumor (Pancreas)
3 m.
Malignant Transformation of Mucinous Tumor
5 m.
Classic SPN (SPEN)
3 m.
NET Summary (Pancreas)
1 m.
NET (Pancreas)
2 m.
Cystic Necrosis of the NET vs. SPEN
4 m.
Non-functional Malignant NET
5 m.
Metastasis (Pancreas)
<1 m.
Pancreatic Metastasis
3 m.
Metastasis to Pancreatic tail, RCC
5 m.
Schwannoma (Pancreas)
3 m.
Intrapancreatic Splenule
4 m.
Peritoneum and Mesentery
Mastery Series
1 CME
Kathryn McGillen
Penn State University Milton S Hershey Medical Center
Watch this case review for free!
3 m.
Peritoneum and Mesentery Introduction
<1 m.
Anatomy (Peritoneum)
3 m.
Acute - Free Air
3 m.
Acute - Peritonitis
2 m.
Acute - Hernia
3 m.
Primary (Peritoneum)
<1 m.
Mesothelioma (Peritoneum)
4 m.
Carsinomatosis
6 m.
Infection (Peritoneum)
3 m.
Inflammatory - Encapsulating Peritoneal Sclerosis
4 m.
Form and Function (Mesentery)
1 m.
Acute - Internal Hernia
6 m.
Tumors (Mesentery)
<1 m.
Desmoid
2 m.
Carcinoid (Mesentery)
2 m.
Infection - Abscess
<1 m.
Misty Mesentery
2 m.
Lymphoma (Mesentery)
1 m.
Case - Putting It All Together
3 m.
Creeping Fat
3 m.
Mesenteric Adenitis
2 m.
Case 1 (Peritoneum and Mesentery)
2 m.
Case 2 (Peritoneum and Mesentery)
5 m.
Case 3 (Peritoneum and Mesentery)
7 m.
Rectal Cancer MRI
Mastery Series
1.25 CME
Mukesh Harisinghani
Harvard Medical School & Massachusetts General Hospital
Introduction to Rectal Cancer
2 m.
Technique
11 m.
Anatomy
10 m.
Key Points when Approaching Cases (T3B)
10 m.
T3 with EMVI
9 m.
T3 Disease with Lymph Nodes
3 m.
T3 Disease with Lymph Nodes – Nodal Staging
2 m.
T3 Disease with Lymph Nodes – Regional vs. Non-regional
3 m.
T3 Disease with Lymph Nodes – Positive Lymph Node
5 m.
T3 Disease with Lymph Nodes – Tumor Deposit
5 m.
Mucinous Tumor
7 m.
Lower Rectal Cancers – 3 Key Points
2 m.
Lower Rectal Cancers – Importance of Various Planes
6 m.
Defecography
Mastery Series
2.25 CME
Neeraj Lalwani
Virginia Commonwealth University Health and School of Medicine
Introduction to Defecography – Part 1
<1 m.
Introduction to Defecography – Part 2
2 m.
Pelvic Floor Anatomy (Defecography)
3 m.
Technique/Protocol (Defecography)
4 m.
Functional Cine MRI Vs. Fluoroscopy
3 m.
Protocol Case Review (Defecography)
5 m.
Preparation & Organ Opacification
4 m.
Pre-procedure Instructions (Defecography)
4 m.
Landmarks on MRI
3 m.
What Does the Clinician Need to Know
4 m.
How to Assess Defecography – Part 1
3 m.
How to Assess Defecography – Part 2
5 m.
Defecography Case Review – Comprehensive Search
10 m.
Severe Descent of Posterior Compartment
9 m.
Rectal Incontinence
3 m.
Posterior Compartment Descent in Male Patient
6 m.
Bicompartmental Pelvic Descent
4 m.
Tricompartmental Pelvic Descent
6 m.
Atrophic Levator Ani
4 m.
Uterine/Rectal Compression
4 m.
Severe Anterior Compartment Involvement
6 m.
Large Peritoneocele
5 m.
Itussusception
2 m.
Posterior Wall Rectoanal Intussusception
5 m.
Rectoanal Intussusception
2 m.
Intraanal Mucosal Intussusception
4 m.
Anterior Rectocele and Possible Intussusception
3 m.
Functional Defecation Disorders
5 m.
Nonrelaxing Puborectus Muscle
3 m.
Nonrelaxing Sphincter & Pelvic Floor Dysfunction
3 m.
Nonrelaxing Anorectal Sphincter
2 m.
Noncompliant Patient
4 m.
Nonrelaxing Extranal Sphincter
3 m.
Tarlov Cysts
2 m.
Tarlov Cysts at S2,S3, Large Cystocele
2 m.
Reporting Template
3 m.
Perianal Fistulas
Mastery Series
1.25 CME
Benjamin Spilseth
University of Minnesota
Introduction to Perianal Fistulas
<1 m.
GI Radiology for Perianal Fissures
2 m.
Perianal Anatomy
4 m.
Perianal Anatomy (pt. 2)
2 m.
Imaging Options / MRI Protocols
4 m.
Protocols – Planes of Acquisition
1 m.
Perianal Fistula: Utilizing the Sequences
3 m.
Intersphincteric Abscess
2 m.
Parks Classification
4 m.
Anterior Intersphincteric Fistula
3 m.
Low Intersphincteric Fistula
2 m.
Low Intersphincteric Fistula with Granulation in Tract
2 m.
Surgery Options (Perianal)
3 m.
Intersphincteric Fistula with Horseshoeing
2 m.
2 Branching Intersphincteric Fistulas
2 m.
Branching Transsphincteric Fistula
3 m.
Perianal Fistula Template Dictation
2 m.
Branching Intersphincteric
3 m.
Complex Branching Transsphincteric Fistula, Abscess
3 m.
Suprasphincteric Fistula
3 m.
Transsphincteric Fistula with Granulation Tissue
2 m.
Complex Fistula in a Patient with Crohn’s Disease
4 m.
Intersphincteric Fistula Extending to Scrotum
3 m.
Fistula in a Patient with Bilateral Hip Replacements
3 m.
Low Fistula in a Crohn’s Patient
4 m.
Intersphincteric Abscess
2 m.
Anovaginal Fistula
3 m.
Rectovaginal Fistula
4 m.
Perianal Fistula Summary
<1 m.
Retroperitoneum
Mastery Series
1.75 CME
Mahan Mathur
Yale School of Medicine
Anatomy of the Retroperitoneum
8 m.
Fascial Plane Anatomy - Acute Necrotic Collection
3 m.
Fascial Plane Anatomy – Retroperitoneal Air
2 m.
Fascial Plane Anatomy – Retroperitoneal Hematoma
2 m.
Liposarcoma – Well-Differentiated
5 m.
Liposarcoma – Large Multiple Components
2 m.
Liposarcoma – Myxoid
4 m.
Liposarcoma – Multiple Imaging Features
4 m.
Lipoma on MRI
4 m.
Liposarcoma – Recurrence
4 m.
Lipoma 2nd Example
2 m.
Presacral Myelolipoma
4 m.
Leiomyosarcoma – Intra and Extra Vascular
5 m.
Leiomyosarcoma – Extra Vascular
4 m.
Neurofibroma
4 m.
Neurofibroma – Target Sign
3 m.
Neurofibroma – Plexiform
3 m.
Paraganglioma
4 m.
Lymphatic Malformation
4 m.
Tailgut Cyst
4 m.
Lymphoma – Retroperitoneum Adenopathy
4 m.
Lymphoma – Perirenal
2 m.
Testicular Mass with Retroperitoneum Adenopathy
3 m.
Retroperitoneum Fibrosis – CT
6 m.
Retroperitoneum Fibrosis – MRI
4 m.
Erdheim Chester
4 m.
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