Abdominal Vasculature Flashcards
echolucent
another word for anechoic
sonolucent
another word for anechoic
describe necrotic appearance
heterogeneous tissue pattern with mixed chogenicities, indicating tissue death
complication
development, as a result of disease
congenital
abnormality existing at birth; may be hereditary, genetic, or developmental; occurs due to interference at some stage of fetal development
iatrogenic
body response occurring as a result of a treatment
idiopathic
abnormality of unknown cause
infarction
sudden insufficiency of blood causing necrosis
ischemia
gradual insufficiency of blood causing injury or necrosis
neoplasm
abnormal tissue growth due to proliferation
prognosis
forecast of probable outcome of disease
sign
finding during a physical exam
symptom
complaint from a patient
Peritoneal or retroperitoneal: AO & IVC?
both are retroperitoneal
relationship of GE jxn & AO
anterolateral
describe the path of the left gastric artery
initially anterior & superior, then inferiorly and along the lesser curvature of the stomach
relationship of CHA & pancreas
superior to pancreatic head
describe the path of the CHA
initially right lateral from the celiac axis, then anterior at the duodenum into the porta hepatis
relationship of CHA to MPV
anterior
relationship of GDA to duodenum
posteromedial
origin of cystic artery
right hepatic artery within the liver
relationship of GDA to pancreas
anterolateral to pancreatic head
distance btwn CA & SMA origins on the AO
1 cm
relationship of SA to pancreas
posterior & superior to the length of the pancreas
relationship of SMA to duodenum
SMA anterior to 3rd portion (transverse) of the duodenum
relationship of SMA & pancreas
posterior to pancreatic body, anterior to uncinate process
relationship of duodenum to AO & IVC
3rd portion of duodenum (transverse) is anterior to AO & IVC
relationship of duodenum & pancreas
pancreatic head is posterior to 1st (superior), medial to 2nd (descending), superior to 3rd (transverse), superior and lateral to 4th (ascending)
superior duodenum anterior to pancreatic head, descending duodenum lateral to pancreatic head, transverse duodenum inferior to pancreatic head, ascending duodenum inferior and medial to pancreatic head
Which is longer: RRA or LRA?
RRA
relationship of CIA’s & CIV’s
CIA’s anterior & lateral to CIV’s
relationship of RRA to IVC
posterior
normal diameter: Prox AO
2 cm
normal diameter: Dist AO @ bifurcation
1.5 cm
aneurysmal diameter: AO
3 cm or greater
normal diameter: male iliac artery
1.4-1.5 cm
normal diameter: female iliac artery
1.2 cm
3 possible windows for AO
anterior midline,
left of midline (angling medially),
coronal
describe the path of the LPV
left lateral from the porta hepatis
describe the path of the RPV
lateral right, posterior, inferior from porta hepatis
normal portal vein blood flow toward the liver
hepatopetal
portal vein blood flow away from the liver
hepatofugal
describe the normal spectral waveform for aortic flow
moderate resistance above the renal arteries, high below
dilated diameter of IVC
3.7 cm
normal diameter: IVC
2.5 cm
Which is longer: RRV or LRV?
LRV
relationship of LRV to AO
anterior
relationship of LRV to SMA
posterior
Where does left gonadal vein flow?
LRV
Where does the right gonadal vein flow?
directly into IVC
Where do the lumbar veins flow?
into the IVC & CIV’s
relationship of lumbar veins & spine
lateral
relationship of lumbar veins to psoas muscle
posterior
origin of SMV
mesenteric root
relationship of SV to pancreas
travels along posteroinferior aspect of body and tail
relationship of SMV & SMA
SMV parallel and to the right of the SMA
normal diameter: MPV
less than 13 mm (commonly 11 mm)
relationship of portal confluence & pancreas
posterior to pancreatic neck
describe the path of the MPV
oblique path, superior & right lateral of the PC
portion of oxygen supplied to the liver via the portal venous system
50-60%
portion of blood supplied to the liver from the GI tract
70-80%
compare the length and width of the LPV & RPV
RPV is shorter and fatter than the LPV
first branch of the CHA
right gastric artery
second branch of the CHA
GDA
relationship of the crus of the diaphragm to the CA
superior
relationship of the crus of the diaphragm to the GE jxn
inferior
relationship of the IVC to the pancreas
posterior to pancreatic head
path of RPV in the liver
posterior & inferior
path of LPV in liver
superiorly along anterior surface of caudate, then anteriorly
largest hepatic vein
RHV
smallest hepatic vein
LHV