DSA GIGU Imaging Flashcards
KUB flat plate or scout film is what
Kidney, Ureter, Bladder
Not very accurate since gas obstructs these organs
SCREEN FOR = acute abd disease
Quick
KUB speckled grey areas are
Feces with some air in it
*complete black is not good= obstruction becuz its just air
Acute ABD series flat and upright AP chest
When do I do this
Can see what
ADB pain, distention, X bowel sounds
Can see air under diaphragm, obstruction, fractures, nasogastric tube placement
Pneumoperitoneum
Air under diaphragm
= bowel perforation + peritonitis present
FAST exam
Fluid or blood collecting in abnormal places
If trauma
US is about what 4 things
- Size
- Shape
- Inflammation
- Stones
* solid = white, liquid = black
HIDA scan
Looking at Liver and bile excretion
Nuclear tagged material so avoid in Pregnancy
*check for gallbladder function
= you see if the GB fills and if it doesn’t = obstruction
= otherwise you can see function of GB or inflammation
When do you not order US
Gas or obstruction in BOWEL
+ scan for Cholecystitis
White spot in gallbladder + acoustic shadow that it makes
On US
HIDA and CCK injected
GB FUN filling then inject CCK = should make GB release bile
No stones present
*<35-40% removed you need to remove GB
Barium Swallow
MANY X-rays
All the way to duodenum
SEE : tumors, zinkers diverticulum, and anatomy
a lot of radiation
Zenker’s Diverticulum
Eat and feel like choke
Dysphagia usually in older pts
Food gets caught in throat becuz of outpouching
CT ABD and PELVIS with contrast
2 types of contrasts
ORAL : see intestines inside lumen, tumor, wall thickness, obstructions, perforations, appendix, diverticulitis
IV : see vascular relationships
high radiation
*CT scan sees exactly where obstruction is
CT ABD and Pelvis with no contrast
*kidney stones
Very intense pain
Use KUB or renal US for pregnancy
EGD
Upper Endoscopy
Upper GI to duodenum
*inflammation, ulcers, remove foreign bodies, bleeding
* YOU NEED CONSENT
