Osteogenesisimperfecta,cardiacinvolvementin,1080,1098–1099
Ostiumprimumdefect,503–505,505f
Outflowtracts
developmentof,inearlymyocardialdevelopment,61
ventricular
aneurysmsofthesinusesofValsalva,959–960,960f
clinicalmanifestationsof,960
investigationsof,960–961,961f
managementof,961–962
anomalousaorticoriginofpulmonaryartery,952–956,955f
clinicalfeaturesof,956
managementof,956
aortopulmonarywindows,949–951,950f–951f
clinicalfeaturesof,951–952
investigationsof,952,953f
managementof,952–956,954f
aortoventriculartunnels,956–958,957f–958f
clinicalfeaturesof,958
investigationsof,958–959,959f
managementof,959
intrapericardialoutflowtracts,anatomyof,945,946f
malformationsof,945–962
normaldevelopmentof,946–951,947f–949f
tripleoutletsfromcardiacbase,962,962f
Outletcomponent
ofleftventricle,24–25,24f,28
ofrightventricle,23
Outletsegment,embryologyof,42–45,42f–45f
Outletseptum,22f,23,28
Outpatienttelecardiology,1555–1556
Ovalforamen,fetalcirculationand,87
Ovalfossa
anatomyof,19–20,20f–21f
defectsof,505,505f–506f
Oversensing,bypacemakers,369–370
Oximeters,forexercisetesting,390
Oximetry,magneticresonance,112–114,114f–117f
Oxygen
capacity,indiagnosticcatheterization,241
forpulmonaryhypertension,1389
forpulmonaryhypertension,inprematurity,205–206
Oxygenconsumption
indiagnosticcatheterization,241–242
evaluationof,exercisetestingfor,392
workrateand,380,381f
Oxygencontent,indiagnosticcatheterization,242
Oxygendelivery,incomplexcongenitalcardiacdisease,1394–1396
Oxygenpulse,exerciseand,384
Oxygenators,incardiopulmonarybypass,226
P
Pvalues
clinicalrelevanceversusstatisticalsignificanceand,413
limitationsof,412–413
typeIandIIerrorandpowerand,413
Pacemakersyndrome,373
Pacemakers,364–366
dual-chamber,366
follow-upwith,368–374,369f
magneticresonanceimagingand,373
pacemakerdependenceand,370
programmablefeaturesof,370,371f
routine,373
timingcyclesof,369–370,369f
troubleshootingof,370–371,372f
upperratebehaviorand,370,371f
implantationof
incongenitalheartdisease,372
considerations,371–372
dual-versussingle-chamberdevices,373
epicardialversusendocardial,372
infectionand,372–373
pacemakersyndromeand,373
restrictionsforpatientswith,374
withunipolarversusbipolarleads,372
Pacing,335–378
antibradycardia,365
forbradycardia-tachycardiasyndrome,365
burst,359
cardiacelectricaldevices,historyof,364–365
inFontancirculation,1325,1325f–1326f
forhypertrophiccardiomyopathy,366
implantationof,guidelinesfor,365
incremental,ablationand,359
leadless,373
forlongQTsyndrome,366
forsyncopeandbreath-holdingspells,366
PaediatricIntensiveCareAuditNetwork,1511t–1514t
Pain
management
inFontanpathway,1291,1292t
forprematurity,212–213
inrheumaticfever,1011
Pairedt-test,414
Palliation
neonatal,inFontanpathway,1304–1305
stageII
progressionthrough,1314–1315
timingof,1314–1315,1315f
Palliativecare,1466t
languageof,1465–1466,1466t
spectrumof,1473f
team,1466t
transplantandroleof,1477
Palliativesurgery,1466t