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10 Cards in this Set

  • Front
  • Back
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
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
Patent Ductus Arteriosus
Shunt?
Usually Left to Right, but may be Right to Left or bidirectional
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
Bicuspid aortic valve
Associated anomilies
AR
Ao coarctation
VSD
PDA
Aortic aneurysm
Ao dissection
Infective Endocarditis