Pos Exam 4 Flashcards
abdominal disorder that is contraindicated for laxatives/enemas?
Hirschsprung’s disease (megacolon)
what indicates a UTI?
vesicoureteral reflux
which arteries are the first to branch off of the abdominal aorta?
celiac artery
CR for AP Reverse Caldwell?
CR 15º cephalic to OML to glabella
which cerebral artery rests on the clivus of sphenoid bone?
basilar
pt prep for an UGI for a 3 yr old?
NPO 4 hrs before exam
what is preferred site for arterial puncture?
femoral artery
4 f(x)s of lymphatic system?
fight disease return proteins to blood filter lymph transfer fats to blood
what amount of neg. contrast media is instilled during a knee arthrogram?
80-100 mL
where are petrous ridges for AP Reverse Caldwell?
lower half to 1/3rd of orbits
whats the older term for the L atrioventricular valve?
Mitral valve
CR for erect AP of abdomen of infant?
1” above umbilicus
(T/F) the internal & external jugular veins unite at level of C7
F. they never unite
procedure involves placing balloon into collapsed vertebral body
kyphoplasty
what was the primary reason for not using an oil-based contrast for an HSG?
possible pulmonary embolus
3 branches of aortic arch
brachiocephalic artery, L common carotid artery, & L subclavian artery
epiphysiodesis
surgical shortening of limb
Ba moving thru SB in young children takes an avg of _____ to reach the ileocecal valve
1 hr
AP/PA projections should be taken at ________ intervals for SBFT in peds?
20-30 min intervals
narrowing/blockage of pylorus
pyloric stenosis
3 f(x)’s of cardiovascular system?
- transport O2, nutrients, chems to body 2. remove waste thru kidneys/lungs 3. maintain body temp, H2O/electrolyte balance
what pos for UGI does the stomach empty quickly?
R lat
studies most often performed for croup?
AP/lat soft tissue neck
5 arteries in circle of willis
ant. communicating aa ant. cerebral aa int. carotid aa post. communicating aa post. cerebral aa
which is NOT a division of the uterus? body fimbriae cervix fundus
fimbriae
hyaline membrane disease aka?
respiratory distress syndrome
Where is the Arterial Circle (Circle of Willis) located?
in region of pituitary gland (sella turcica)
which cerebral artery rests on the cloves of sphenoid bone?
basilar
equipment for single-contrast BE for neonates & infants
10 french silicone catheter & 60 mL syringe
iodinated contrast medium used for myelography is no longer radiographically detectable after?
24 hr
what artery rests on the clivus?
Basilar artery
3 branches of aortic arch
brachiocephalic artery, L common carotid artery, & L subclavian artery
if femoral artery cannot be used, what other 3 vessels are considered for arterial puncture?
axillary, brachial & radial
successful peds XRs depend on?
technical room prep & tech’s attitude/approach
2 important things for Kite method
- DO NOT attempt to straighten foot 2. take 2 XRs 90º from ea other (for clubfoot assessment)
presence of a ______ is often a contraindication for an ERCP
pseudocyst
name of major vein that is connected to the R atrium that brings deoxygenated blood back to the heart
SVC
T-tube cholangiogram aka?
delayed cholangiogram
(T/F) CT has largely replaced lymphography
T
neonatal form of hypothyroidism
cretinism
technique used to study extent of clubfoot?
kite method
3 veins of hepatic portal vein?
sup. & inf. mesenteric artery & hepatic veins
VCUG prep?
no special prep
what artery supplies primarily the anterior portion of the brain
internal carotid
catheterization during venacavography requires a puncture of the
femoral vein
premature closure of cranial sutures
craniostenosis
exams often performed to determine extent of cretinism?
long bone studies
IVU prep?
no solids 4 hr’s prior & encourage clear liquids
S-shaped portion of internal carotid artery is termed
carotid siphon
An HSG can also serve as a __________ procedure for infertility
therapeutic
name of special ruler used for orthoroentgenography?
bell-thompson
congenital surgical condition where opening to an organ is absent
atresia/clausura
what should you do prior to a VCUG?
void bladder
leukocytes?
WBCs fight infection
5 arteries in circle of willis
ant. communicating aa ant. cerebral aa int. carotid aa post. communicating aa post. cerebral aa
name of major vein that is connected to the R atrium that brings deoxygenated blood back to the heart
SVC
name of special endoscopic device used during an ERCP?
duodenoscope
(T/F) a number of rad depths no longer require a bowel prep for lower GI studies
T (some peds dept’s do not)
by the age of _____, most kids can be talked thru exam w/o immobilization/parental assistance
2-3 yrs
mummifying is most commonly used when?
head XRs of peds under 3 yrs
the vertebral arteries are formed by the
subclavian arteries
which pos puts the dorsum sellae & post. clinoids w/in the foramen magnum?
AP Towne
6 step fluoro pos. sequence for UGI?
- supine 2. L lat 3. LPO 4. RAO 5. R lat 6. prone
what imaging modality is useful to assess healing bone?
nuclear med
what is the most common abdominal cancer in children (usually < 5) that typically involves only 1 kidney
Wilm’s tumor
what artery rests on the clivus?
Basilar artery
during R lat in UGI, what should be done?
quickly check duodenal junction to sue out malformations before jejunum fills
where does bone growth in length occur?
(M) metaphysis
most common injection site for myelography?
L3-L4
what type of tape should be used for immobilization of pt
hypoallergenic
procedure to chemically dissolve a blood clot
thrombolysis
premature closing of the cranial sutures
craniostenosis
most common path indication for myelography?
HNP
which joint cannot be examined w arthrography?
symphysis pubis
platelets?
clot
where is tricuspid valve?
btw R atrium & R ventricle of heart
(T/F) CO2 can be used for selected angiographic procedures when the use of iodinated contrast agents is contraindicated
true
CR for AP Towne?
CR 30º caudad to OML to glabella
what is often required to correct Hirschsprung’s disease?
colostomy
6 steps of seldinger technique
- insert needle (w inner cannula) 2. place needle in lumen (remove cannula) 3. insert guide wire 4. remove needle 5. thread catheter to AOI 6. remove guide wire
what does the hepatic portal system do?
return venous blood to the liver
all vessels can be cannulated except?
cardio –> cardio goes to cath lab
an exposure angle of 10º or less
zonography
one of most common indications for new born CXRs
resp. distress syndrome/hyaline membrane disease
Where is the Arterial Circle (Circle of Willis) located?
in region of pituitary gland (sella turcica)
erythrocytes?
RBCs carry O2
Anio team?
radiologist, “scrub”/tech who assists w sterile & cath procedures, & rad tech
classic metaphyseal lesion (CML)
tear/avulsion of metaphysics, indicates child abuse (i.e. corner fx & bucket-handle fx)
AP soft tissue neck is the most obvious in showing a smooth but tapered narrowing of the upper airway for this path
croup
large intestine nerves that control rhythmic contractions are missing
Hirschsprung’s disease
