Abdominal Imaging Flashcards
What is the dif between KUB, Barium and IVP study
KUB- kid,ureter,blader
barium- contrast for GI tract
IVP- assess gu structures
KUB is usually what angle for pt
supine
need to see flank stripe
indications for KUB (ap abdomen) view
Abdominal pain Abdominal pain + sig tenderness Trauma Abdominal distension pain/vommiting/diarrhea
soft tissues u can see on xray (7)
stomach l bowel psoas kidneys bladder liver spleen
soft tissues not normally seen on xray
pancreas gallbladder adrenals sm intestine uterus prostate
changes w erect AP abdomen study
- air rises + fluid sinks
- kidneys drop
- small bowel and transverse colon drops
- breasts drop
- lower abdomen bulges and increases in density in lower 1/3
- diaphram descends
what does air under diaphragm indicate
pneumoperitonium
what are barium studies used for
lumen of the structures can be evaluated for filling defects, mass effects and irregularity of the lumen wall such as ulceration
(timed studies can also get info regarding motility of bowel)
how can u see gastro esophageal reflux in xray
barium study will see contrast moving back into esophagus
normal width of the s intestine
small narrow folds
normal= 2.5cm
what is an IVP study
contrast is injected into blood stream
-then excreted via kidneys
(images then taken shortly after injection and at specific time intervals to see contrast as it travels thru dif parts of urinary system)
conditions that can be detected using an IVP
- kidney stones
- enlarged prostate
- tumors in the kidney/ureters/urinary bladder
- surgery on urinary tract
- congenital anomalies of the urinary tract
what modality should be used to see gallstones
dx ultrasound
MRI is best for
provides info about solid, immobile organs such as liver/kidneys
