Fetal Heart Imaging Flashcards
What is the most posterior chamber?
LA
What is the most anterior chamber?
RV
What is a septophillic valve?
when it has a septal leaf attached to IVS
What is a septophobic valve?
when there is no attachment to the IVS
What valve is septophilic?
tricuspid valve
What is the main landmark for determining heart position (L/R)?
descending aorta
What is situs?
location
What is the term for when the heart is on the left of thorax?
levocardia
What is the term for when the heart is on the right of thorax?
dextrocardia
What is the term for when the heart is in the middle of thorax?
mesocardia
What is normal situs of the heart in the thorax?
levocardia
What is normal apex position of the heart?
levoversion
What is it called when the apex is to the left?
levoversion
What is it called when the apex is to the right?
dextroversion
What is it called when the apex is in the middle?
mesocardiac
What is the center of the heart?
crux
What is differential insertion?
the TV is lower than the MV, making the crux asymmetrical
What is the normal cardiac size ratio?
0.50 +/- 0.05
What measurements are needed to determine the cardiac size ratio?
thoracic and cardiac circumference
What atrium for the flaps of the FO open into?
LA
How big should the FO be?
equal to the size of the aorta
What appears as a small anechoic line surrounding the ventricles?
pericardial fluid
Where is the moderator band located?
RV
Which ventricle is thicker or more coursely trabeculated?
RV
Where do the pulmonary veins enter?
LA
Which valve is seen lower in the heart?
TV
What pt position of used for obese pt’s?
modified SIMS position
What is modified SIMS position?
pt lying on side with knees and elbows slightly bent, right leg placed in front of left, weight of belly resting on bed
