Flashcards in Peds CV Deck (16):
3 shunts in fetal blood?
Ductus venosus liver
Ductus arteriolus from PA to aorta
What closes ductus arteriosus
decrease PGE (after oxygen!) which is why careful with NSAIDs
Keep it open if cyanotic
Non cyanotic heart defects are what?
L To RIGHT (makes sense)
VSD h and P?
RESP INFECTIONS and may have failure to thrive or be small
Dx with Echo
Tx: follow small defects
IF LARGE SHUNTS: Diuretics, ACE inhibitor or repair
Wide fix S2?
If minor, no treat
Tx needs antibiotic before surgery if 2x pulm flow as system flow
PDA risk factor?
Prematurity. Rubella. Prostaglandin admin
PDA H and P?
may have poor feeding or sweating with feeds
TX com IN and CLOSE the door.
Indomethacin closes it
Most common congee heart defect?
Ebstein is what from what?
RA is big, RV is small, tricuspid regurg/sten and PFO
Tet is what?
Pulm stenosis, VSD, RVH, overriding aorta
Risk factors for TET?
Same for TGA:
Any trisomy, or Cri-du-chat
Squatting to increase peripher vasc resistance to make L to R shunt
Tx for Tet?
PGE for PDA
Propranolol (prevent hypertrophy or something)
Surgical correction if symptoms
Total Anomolous Polmary Venous Return
Pulm veins return to circulation of right heart
Closed loop, so need shunt to keep alive!!!!
Endocarial cushion defect
Complete defect is single AV canal
Incomplete resembles ASD
Tx is surgery