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Abdominal Imaging Lecture Handout
Learning Objectives:
Describe different diagnostic imaging techniques. Explain the different modalities of GI imaging Identify core anatomical features on GI radiographs State systematic approach to presenting an abdominal film Use systematic approach to present an abdominal film
Plain films:
5 main densities seen:
1) Black... 2) Dark grey... 3) Grey... 4) White...5) Intense bright white...
Computed Tomography:
MRI:
T1...
T2...
Indications...
Anatomy of Plain film:
Different Modalities:
Barium swallow...
Barium meal...
Barium follow through...
Barium enema...
Large Bowel Small Bowel
Position
Diameter
Bowel markings
Number of loops
Systematic approach to presenting a film:
Demographics
Modality
Bowel gas pattern
Soft tissue outline
Areas of calcification
Skeletal abnormalities