SIS Flashcards
SIS requires
2 glasses of BaS04
Imaging occurs at ________ intervals
15 min - 1 hr
Contrast media in SIS
Thin mixture of BaSO4
Radiographic examination of the small intestine in junction w/ UGIS
Small Intestinal Series
3 parts of the SI
Duodenum
Jejunum
Ileum
Shortest part of the SI
Duodenum
Duodenum is measured
10 inches (25 cm)
Coiled spring feathery in appearance
Absorption occurs
Jejunum
Longest
Few indentions
Small diameter
Ileum
Purpose of SIS
To study the form and function of the 3 components of the small bowel and detect any abnormal conditions
Indications
Fistula Diverticula Obstruction Polyps Bowel perforation Neoplasm Peptic ulcer Enteritis
Abnormal passageway of the two lumen
Fistula
An outpouching of the mucosal layer
Diverticula / diverticulum
2 kinds of obstruction
A. Mechanical Obstruction
B. Functional Obstruction
An opening
Bowel perforation