Cardiac Abnormalities: Great Vessels Flashcards

(60 cards)

1
Q

What gender has a higher incidence of cardiac abnormalities?

A

males

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2
Q

What disease affects 8 in 1000 live births?

A

CHD

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3
Q

T/F: Baby has a higher risk of CHD is dad has it than mom

A

F

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4
Q

How much space should the heart take up in the thoracic cavity?

A

1/4-1/3

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5
Q

What is it called when the entire heart is enlarged?

A

cardiomegaly

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6
Q

What is cardiomegaly a result of?

A

the heart is overworked or not emptying

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7
Q

What happens when the heart is overworked?

A

increased cardiac output and increased stroke volume

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8
Q

What happens when the heart is not emptying?

A

reduce ejection fraction

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9
Q

What is reduced ejection fraction?

A

inefficient squeezing, valve regurgitation

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10
Q

What causes decreased cardiac size?

A

the heart is compressed or a cardiac defect

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11
Q

What happens when the heart is compressed?

A

heart is smashed by extra cardiac structures taking up room in the thorax (hernia and lung masses)

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12
Q

What is hypoplasic heart syndrome?

A

left side of heart is severely diminished in size and development

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13
Q

When does abnormal embryonic development occur?

A

during looping process

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14
Q

What is abnormal embryonic development?

A

when the heart is developed in the wrong position

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15
Q

What usually occurs with a complex heart diease?

A

central apex

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16
Q

What is it called when the heart is in the left chest and the apex is pointed to the left?

A

levocardia

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17
Q

T/F: Levocardia is the normal position of the heart

A

T

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18
Q

What is it called when the heart is in the right chest and apex is pointed to the heart?

A

dextrocardia

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19
Q

What is it called when the heart is located in the middle of the chest and apex is pointed in the middle?

A

mesocardia

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20
Q

What is associated with situs inversus?

A

mesocardia and dextrocardia

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21
Q

What is AV concordance?

A

the normal development of the heart

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22
Q

What is aka ventricular inversion?

A

AV discordance

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23
Q

What is AV discordance?

A

RV is on left side and LV is on right side

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24
Q

Ventricles switched, atrias normal is called…

A

situs solitus with L looping

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25
Ventricles and atrias switched is called...
situs inversus with L looping
26
Atrias swtiched and ventricles normal is called...
situs inversus with D looping
27
When the heart and abdominal organs are normal in design and location it is called?
situs solitus
28
When the heart and abdominal organs are normal in design and switched in location is called?
situs inversus
29
Situs ambiguous is aka
heterotaxy
30
When the cardiac chambers are developed wrong it is called...
situs ambiguous
31
T/F: Bilateral left sidedness is worse than bilat right sidedness
False
32
Bilateral right sidedness is aka
asplenia syndrome
33
Bilateral left sidedness is aka
polysplenia syndrome
34
T/F: polysplenia syndrome is associated with lung and intestinal defects
True
35
T/F: asplenia syndrome is associated spleen, lung, and kidney defects
true
36
What are the types of aorta and aortic arch abnormalities?
coarctation, double aortic arch, right sided aortic arch
37
What is the narrowing of the aortic lumen that obstructs blood flow?
coarctation of the aorta
38
What percent of coarctation occurs between the left subc a and ductus arteriosus?
98
39
Above level of DA/ligament=
preductal
40
at level of DA/ligament=
juxtaductal
41
below level of DA/ligament=
postductal
42
What is associated with biscuspid aortic valve and ventricular septal defects?
coarctation
43
The ductus arteriosus enlarges with what abnormality?
coarctation
44
What views are best to evaluate coarctation?
SSN, upper parasternal, TEE
45
What percent reduction of the DA is considered severe?
40
46
What occurs when there is a double aortic arch?
both of the 4th arches remain patent
47
What forms a complete vascular ring around the trachea?
double aortic arch
48
What occurs when the arch of the aorta turns to the right and develops in the right side of the chest?
right sided aorta
49
How common is a right sided aortic arch?
affects 1% of general population (1 in 100)
50
What results in one single fused great vessel?
persistent truncus arteriosus
51
What type of PTA do the pulmonary arteries remain normal?
type 1
52
What type of PTA do the pulmonary arteries arise from the posterior portion of truncus?
type 2
53
What type of PTA do the pulmonary arteries arise from the descending aorta?
type 4
54
What type of PTA do the pulmonary arteries arise laterally from the truncus?
type 3
55
Transposition of the great vessels is aka
D transposition
56
What is it called when you can see the aorta and pulmonary artery parallel?
transposition of the great vessels
57
What is the confluence of the IVC, HV, ductus venosus?
subdiaphragmatic vestibulum
58
What vessel serves as a collateral pathway?
azygos vein
59
What does the azygos vein drain into?
SVC
60