GI - Stomach

Question 1

-group of inflammatory processes involving the stomach/duodenum
-caused by acid and the enzyme pepsin secreted by the stomach
*frequently occurs in the lesser curvature

Answer 1

Peptic ulcers

Question 2

T/F
Peptic ulcers can cause superficial erosions or huge ulcers that could potentially perforate the bowel wall

Answer 2

True
*bleeding
*perforation
*narrowing/obstruction

Question 3

What is the most common example of used for stomach carcinoma?

Answer 3

Upper endoscopy

Question 4

How does stomach carcinoma appear on an image?

Answer 4

-diffuse thickening, narrowing and fixation of stomach wall
-irregularity and ulceration suggest malignancy
-gastric wall infiltration
-polyploid mass

Question 5

-occurs when 2 muscular layers of pylorus become hyperplastic and hypertrophic
-causes a complete/near complete obstruction preventing food from entering duodenum
-edemstous and thickened pylorus can be palpated “olive”

Answer 5

Hypertrophic pyloric stenosis
*commonly occurs in babies

Question 6

How will hypertrophic pyloric stenosis appear on an image?

Answer 6

-Filling defect
-enlarged pyloric muscle
-distension of stomach
*contrast is not used if perforation is suspected