Cardiac Abnormalities: Great Vessels Flashcards
(60 cards)
What gender has a higher incidence of cardiac abnormalities?
males
What disease affects 8 in 1000 live births?
CHD
T/F: Baby has a higher risk of CHD is dad has it than mom
F
How much space should the heart take up in the thoracic cavity?
1/4-1/3
What is it called when the entire heart is enlarged?
cardiomegaly
What is cardiomegaly a result of?
the heart is overworked or not emptying
What happens when the heart is overworked?
increased cardiac output and increased stroke volume
What happens when the heart is not emptying?
reduce ejection fraction
What is reduced ejection fraction?
inefficient squeezing, valve regurgitation
What causes decreased cardiac size?
the heart is compressed or a cardiac defect
What happens when the heart is compressed?
heart is smashed by extra cardiac structures taking up room in the thorax (hernia and lung masses)
What is hypoplasic heart syndrome?
left side of heart is severely diminished in size and development
When does abnormal embryonic development occur?
during looping process
What is abnormal embryonic development?
when the heart is developed in the wrong position
What usually occurs with a complex heart diease?
central apex
What is it called when the heart is in the left chest and the apex is pointed to the left?
levocardia
T/F: Levocardia is the normal position of the heart
T
What is it called when the heart is in the right chest and apex is pointed to the heart?
dextrocardia
What is it called when the heart is located in the middle of the chest and apex is pointed in the middle?
mesocardia
What is associated with situs inversus?
mesocardia and dextrocardia
What is AV concordance?
the normal development of the heart
What is aka ventricular inversion?
AV discordance
What is AV discordance?
RV is on left side and LV is on right side
Ventricles switched, atrias normal is called…
situs solitus with L looping