congenital Heart defects
Terms
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- Patent Ductus Arteriosus
- Defined as a persisitent patency of the fetal vessel that connects the PA (pulmonary artery) to the Ao (aorta)
- Patent Ductus Arteriosus Etiology
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Prematurity
Maternal Rubella
High Altitude -
Patent Ductus Arteriosus
pathology - Closure normally begins within a few hours of birth and is completely sealed within 2-3 weeks
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Patent Ductus Arteriosus
Shunt? - Usually Left to Right, but may be Right to Left or bidirectional
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Patent Ductus Arteriosus
SYMPTOMS -
Cyanosis-may be localized tot the extremities
PHTN
Clubbing -
Patent Ductus Arteriosus
2 D findings/Evaluation -
LAE
LVE
LV volume overload pattern (LVE with hyperkinesis)
Dilated PA
PHTN -
Patent Ductus Arteriosus
Treatment -
Endocaritis prophylaxis
thoracotomy incision with ligation or placement of clip on ductus
transcathater closure
Indomethacin (newborns) -
Patent Ductus Arteriosus
Post-operative findings -
Evaluate position of coil(may not be visualzed
evaluate for residual shuntiing-small shunt is acceptable - Bicuspid aortic valve
- Elliptical "footbal" shaped opening (vs noraml triangular shaped systolic opening) of the aortic valve. Two leaflets are present instead of three
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Bicuspid aortic valve
Associated anomilies -
AR
Ao coarctation
VSD
PDA
Aortic aneurysm
Ao dissection
Infective Endocarditis - risk factors for chd
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drugs:
acutane/acne
siezure meds
alcohol use
certain health conditions:
diabetes
lupus
exposure to certain infections
rubella
family Hx of chd
older maternal age