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Radiologist Assistant Curriculum - American Society of Radiologic ...

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4) Corrosive strictures<br />

5) Extrinsic compression<br />

c. Carcinoma <strong>of</strong> the esophagus<br />

d. Esophageal varices<br />

e. Hiatal hernia<br />

2. Stomach<br />

a. Mass lesions<br />

1) Single gastric mass<br />

a) Polyp leiomyoma or leiomyosarcoma<br />

b) Bezoar<br />

c) Extrinsic tumor: pancreatic adenosarcoma<br />

2) Multiple gastric masses<br />

a) Polyps<br />

b) Fundal varices<br />

c) Gastric cancer<br />

d) Lymphomas<br />

b. Thickened stomach folds<br />

c. Ulcers<br />

3. Small bowel<br />

1) Small bowel stricture<br />

2) Small bowel wall thickening<br />

3) Nodular small bowel pattern<br />

4. Colon<br />

a. Colon stricture pattern<br />

1) Neoplastic<br />

2) Inflammatory: diverticular disease, ulcerative colitis, Crohn<br />

3) Radiation<br />

4) Ischemia<br />

5) Extrinsic compression from tumors or inflammatory masses<br />

b. Colonic mass pattern<br />

1) Polyps: adenomas, hamartomas<br />

2) Carcinoma<br />

3) Lymphoma<br />

c. Megacolon<br />

d. Diverticular disease<br />

E. Pediatric abdomen<br />

1. Esophageal and duodenal atresia<br />

2. Neonatal bowel obstruction<br />

3. Necrotizing enterocolitis<br />

4. Intussusception<br />

5. Malrotation<br />

6. Hirschsprung<br />

F. Urinary tract patterns<br />

1. Renal<br />

55<br />

© Copyright 2011 by the <strong>American</strong> <strong>Society</strong> <strong>of</strong> <strong>Radiologic</strong> Technologists. All rights reserved.

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