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Radiology

Mesenteric Small Bowel

Built from Fundamentals of Diagnostic Radiology

The first 25 slides of Mesenteric Small Bowel
The first 25 slides, exactly as they appear. The full deck has 109 content slides.

What’s inside

8 sections · 109 slides

  1. 01

    Overview

    • Topic overview

    1 slide

  2. 02

    Imaging Methods

    How the small bowel is studied

    • Why imaging leads in small bowel disease
    • Small bowel follow-through
    • Normal Small Bowel Follow-Through
    • Fluoroscopic enteroclysis
    • Normal Small Bowel Enteroclysis
    • CT enteroclysis
    • CT enterography
    • CT and MR Enterography
    • MR enterography and enteroclysis
    • Diagnostic findings on CT and MR of the GI tract
    • Capsule endoscopy

    11 slides

  3. 03

    Anatomy

    Jejunum, ileum, and the mesentery

    • The mesenteric small intestine
    • Mesenteric and antimesenteric borders
    • Jejunum versus ileum
    • Villi and absorptive surface
    • <3 cm
    • Normal small bowel measurements

    6 slides

  4. 04

    Mass Lesions

    Filling defects and tumors of the small bowel

    • Small bowel neoplasms at a glance
    • Carcinoid tumor
    • How carcinoid injures the bowel
    • Carcinoid imaging findings
    • Carcinoid Tumor
    • Adenocarcinoma
    • Adenocarcinoma of the Jejunum—SBFT
    • Adenocarcinoma of the Jejunum—CT
    • Annular constricting lesions of the small bowel
    • Lymphoma
    • Lymphoma imaging patterns
    • B-Cell Lymphoma—UGI
    • B-Cell Lymphoma—MR
    • B-Cell Lymphoma—CT
    • Sandwich Sign—Mesenteric Lymphoma
    • Burkitt and AIDS-related lymphoma
    • Nodular lymphoid hyperplasia
    • Two routes of small bowel metastasis
    • Metastases
    • Metastasis to Jejunum
    • Kaposi sarcoma
    • Gastrointestinal stromal tumors
    • Malignant GI Stromal Tumor of the Ileum
    • Adenoma and lipoma
    • Small Bowel Lipoma
    • Hemangioma
    • Multiple polyps: the differential
    • Peutz-Jeghers syndrome
    • Other polyposis syndromes
    • Ascariasis
    • Ascaris Infestation

    31 slides

  5. 05

    Mesenteric Masses

    Tumors and other masses in the mesentery

    • Mesenteric masses at a glance
    • Mesenteric lymph nodes
    • Lymphoma and metastases in the mesentery
    • Mesenteric desmoid
    • Mesenteric Desmoid
    • Mesenteric GISTs and cysts
    • Mesenteric Cyst
    • Mesenteric teratoma and panniculitis
    • Mesenteric Panniculitis
    • Misty mesentery

    10 slides

  6. 06

    Diffuse Small Bowel Disease

    Patterns of dilation, fold thickening, and nodules

    • Five rules for diffuse disease
    • Dilated small bowel lumen
    • Causes of dilated small bowel
    • Causes of dilated small bowel (continued)
    • Dilated Small Bowel, Normal Folds
    • Thickened folds: straight and regular
    • Thickened small bowel folds: straight and regular
    • Thickened Folds—Regular and Straight
    • Thickened folds: irregular and distorted
    • Thickened small bowel folds: irregular and distorted
    • Thickened Folds—Irregular
    • Scleroderma
    • Scleroderma
    • Adult celiac disease
    • Adult Celiac Disease
    • Complications of celiac disease
    • Tropical sprue and lactase deficiency
    • Intestinal ischemia
    • Intestinal Ischemia
    • Ischemia on CT
    • Radiation enteritis
    • Radiation Enteritis
    • Lymphangiectasia
    • Eosinophilic gastroenteritis
    • Amyloidosis
    • Systemic mastocytosis
    • Whipple disease
    • Tiny small bowel nodules
    • AIDS enteritis

    29 slides

  7. 07

    Erosions and Ulcerations

    Crohn disease and its mimics

    • Crohn disease
    • Crohn disease imaging hallmarks
    • Crohn Disease: Cobblestone Pattern
    • Crohn disease activity on CT and MR
    • Crohn Disease—Terminal Ileitis
    • Crohn Disease—Terminal Ileitis—MR
    • Crohn disease complications
    • Crohn Disease
    • More Crohn disease complications
    • Yersinia and Campylobacter
    • Behçet disease
    • Tuberculosis

    12 slides

  8. 08

    Diverticula

    Outpouchings and their complications

    • Small bowel diverticula
    • Small Bowel Diverticula
    • Meckel diverticulum
    • Meckel Diverticulitis
    • Pseudodiverticula (sacculations)
    • Key takeaways
    • Suggested readings
    • Suggested readings
    • Brant and Helms' Fundamentals of Diagnostic Radiology

    9 slides