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KEY FACTS
Terminology
Imaging
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
Patent ductus arteriosus (PDA)
Synonyms
Persistent arterial duct, patent ductus Botalli
Definitions
Persistent postnatal patency of normal prenatal connection from pulmonary artery (PA) to proximal descending aorta
Category: Acyanotic, ↑ pulmonary blood flow
Hemodynamics: L → R shunt between aorta & PA
PDA is frequently essential part of complex congenital heart disease
Typical ductal-dependent lesions, including hypoplastic left heart syndrome, severe hypoplastic-type coarctation, & interruption of aortic arch: Conduit for systemic perfusion (R → L flow)
D-transposition of great arteries: Necessary for admixture between systemic & pulmonary circuits (L → R flow)
Pulmonary atresia & other severe cyanotic heart diseases with right-sided obstruction: Conduit for pulmonary perfusion (L → R flow)
PDA is part of persistent fetal circulation syndrome: R → L flow
Severe lung disease (meconium aspiration, surfactant deficiency disease, neonatal pneumonia)
Primary pulmonary hypertension of neonate
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Echocardiographic Findings
Angiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
Selected References
El-Khuffash A et al: A patent ductus arteriosus severity score predicts chronic lung disease or death before discharge. J Pediatr. 167(6):1354-1361.e2, 2015
Ryan JJ et al: Eisenmenger syndrome with unrepaired patent ductus arteriosus. Circulation. 131(16):e409-11, 2015
Broadhouse KM et al: Assessment of PDA shunt and systemic blood flow in newborns using cardiac MRI. NMR Biomed. 26(9):1135-41, 2013
Brunetti MA et al: Percutaneous closure of patent ductus arteriosus: a multiinstitutional registry comparing multiple devices. Catheter Cardiovasc Interv. 76(5):696-702, 2010
Thai WE et al: Dynamic volume 320-slice CT in the assessment of patent ductus arteriosus for percutaneous closure. Heart. 96(4):321, 2010
Debl K et al: Quantification of left-to-right shunting in adult congenital heart disease: phase-contrast cine MRI compared with invasive oximetry. Br J Radiol. 82(977):386-91, 2009
Schneider DJ et al: Patent ductus arteriosus. Circulation. 114(17):1873-82, 2006
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
Patent ductus arteriosus (PDA)
Synonyms
Persistent arterial duct, patent ductus Botalli
Definitions
Persistent postnatal patency of normal prenatal connection from pulmonary artery (PA) to proximal descending aorta
Category: Acyanotic, ↑ pulmonary blood flow
Hemodynamics: L → R shunt between aorta & PA
PDA is frequently essential part of complex congenital heart disease
Typical ductal-dependent lesions, including hypoplastic left heart syndrome, severe hypoplastic-type coarctation, & interruption of aortic arch: Conduit for systemic perfusion (R → L flow)
D-transposition of great arteries: Necessary for admixture between systemic & pulmonary circuits (L → R flow)
Pulmonary atresia & other severe cyanotic heart diseases with right-sided obstruction: Conduit for pulmonary perfusion (L → R flow)
PDA is part of persistent fetal circulation syndrome: R → L flow
Severe lung disease (meconium aspiration, surfactant deficiency disease, neonatal pneumonia)
Primary pulmonary hypertension of neonate
IMAGING
General Features
Radiographic Findings
CT Findings
MR Findings
Echocardiographic Findings
Angiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Gross Pathologic & Surgical Features
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
Selected References
El-Khuffash A et al: A patent ductus arteriosus severity score predicts chronic lung disease or death before discharge. J Pediatr. 167(6):1354-1361.e2, 2015
Ryan JJ et al: Eisenmenger syndrome with unrepaired patent ductus arteriosus. Circulation. 131(16):e409-11, 2015
Broadhouse KM et al: Assessment of PDA shunt and systemic blood flow in newborns using cardiac MRI. NMR Biomed. 26(9):1135-41, 2013
Brunetti MA et al: Percutaneous closure of patent ductus arteriosus: a multiinstitutional registry comparing multiple devices. Catheter Cardiovasc Interv. 76(5):696-702, 2010
Thai WE et al: Dynamic volume 320-slice CT in the assessment of patent ductus arteriosus for percutaneous closure. Heart. 96(4):321, 2010
Debl K et al: Quantification of left-to-right shunting in adult congenital heart disease: phase-contrast cine MRI compared with invasive oximetry. Br J Radiol. 82(977):386-91, 2009
Schneider DJ et al: Patent ductus arteriosus. Circulation. 114(17):1873-82, 2006
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