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9 Cards in this Set

  • Front
  • Back
what is truncus arteriosus
single outlet artery with single valve; gives rise to pulm artery, ascending aorta, and coronary arteries
3 kinds of truncus arteriosus
1. pulm arteries arise from common pulm trunk that branches from truncus
2. pulm arteries arise close together but separately from truncus
3. pulm arteries arise far apart but separately from truncus
is truncus arteriosus most commonly acyantoic or cyanotic?
most commonly acyanotic (L--> R shunt)
tx for truncus arteriosus
blalock-taussig or pulm artery banding, depending
hypoplastic left heart syndrome has what manifestations?
aortic valve atresia
hypoplasia of LV
hypoplasia/stenosis of mitral valve
hyoplasia of asc. aorta
RV hypertrophy
is hypoplastic left heart syndrome ductus dependent?
wide splitting occurs in what condition(s)?
pulmonary stenosis, RBBB
fixed side fplitting occurs in what condition(s)?
paradoxical splitting occurs in what condition(s)?
LBBB dleayed ventricular contraction (late A2); during inspiration, the pulmonic valve closure sound is delayed and teh aortic valve closure sound moves earlier (superimposition of the 2 sounds)