Carlos A. Rojas, MD; Suhny Abbara, MD, FACR, FSCCT
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KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
Endocardial cushion defect (ECD)
Synonyms
Atrioventricular (AV) septal defect; AV canal (AVC) defect
Common AV canal (CAVC)
Common VA orifice
Atrioventricularis communis
Definitions
Broad spectrum of defects secondary to deficiency of structures that originate from endocardial cushions (AV septum and septal portions of AV valves)
IMAGING
General Features
Radiographic Findings
Echocardiographic Findings
MR Findings
CT Findings
Angiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
Selected References
Backer CL et al: Shunt lesions part I: patent ductus arteriosus, atrial septal defect, ventricular septal defect, and atrioventricular septal defect. Pediatr Crit Care Med. 17(8 Suppl 1):S302-9, 2016
Calkoen EE et al: Atrioventricular septal defect: from embryonic development to long-term follow-up. Int J Cardiol. 202:784-95, 2016
Rajiah P et al: Cardiac MRI: part 1, cardiovascular shunts. AJR Am J Roentgenol. 197(4):W603-20, 2011
Oyama N et al: 64-Slice MDCT imaging of endocardial cushion defect associated with other cardiac and extracardiac abnormalities. J Cardiovasc Comput Tomogr. 4(3):218-20, 2010
Rojas CA et al: Embryology and developmental defects of the interatrial septum. AJR Am J Roentgenol. 195(5):1100-4, 2010
Ferguson EC et al: Classic imaging signs of congenital cardiovascular abnormalities. Radiographics. 27(5):1323-34, 2007
Colletti PM: Evaluation of intracardiac shunts with cardiac magnetic resonance. Curr Cardiol Rep. 7(1):52-8, 2005
Beerbaum P et al: Atrial septal defects in pediatric patients: noninvasive sizing with cardiovascular MR imaging. Radiology. 228(2):361-9, 2003
Jacobs JP et al: Congenital Heart Surgery Nomenclature and Database Project: atrioventricular canal defect. Ann Thorac Surg. 69(4 Suppl):S36-43, 2000
Drinkwater DC Jr et al: Unbalanced atrioventricular septal defects. Semin Thorac Cardiovasc Surg. 9(1):21-5, 1997
Related Anatomy
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Related Differential Diagnoses
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References
Tables
Tables
KEY FACTS
Terminology
Imaging
Top Differential Diagnoses
Pathology
Clinical Issues
TERMINOLOGY
Abbreviations
Endocardial cushion defect (ECD)
Synonyms
Atrioventricular (AV) septal defect; AV canal (AVC) defect
Common AV canal (CAVC)
Common VA orifice
Atrioventricularis communis
Definitions
Broad spectrum of defects secondary to deficiency of structures that originate from endocardial cushions (AV septum and septal portions of AV valves)
IMAGING
General Features
Radiographic Findings
Echocardiographic Findings
MR Findings
CT Findings
Angiographic Findings
Imaging Recommendations
DIFFERENTIAL DIAGNOSIS
PATHOLOGY
General Features
Staging, Grading, & Classification
CLINICAL ISSUES
Presentation
Demographics
Natural History & Prognosis
Treatment
Selected References
Backer CL et al: Shunt lesions part I: patent ductus arteriosus, atrial septal defect, ventricular septal defect, and atrioventricular septal defect. Pediatr Crit Care Med. 17(8 Suppl 1):S302-9, 2016
Calkoen EE et al: Atrioventricular septal defect: from embryonic development to long-term follow-up. Int J Cardiol. 202:784-95, 2016
Rajiah P et al: Cardiac MRI: part 1, cardiovascular shunts. AJR Am J Roentgenol. 197(4):W603-20, 2011
Oyama N et al: 64-Slice MDCT imaging of endocardial cushion defect associated with other cardiac and extracardiac abnormalities. J Cardiovasc Comput Tomogr. 4(3):218-20, 2010
Rojas CA et al: Embryology and developmental defects of the interatrial septum. AJR Am J Roentgenol. 195(5):1100-4, 2010
Ferguson EC et al: Classic imaging signs of congenital cardiovascular abnormalities. Radiographics. 27(5):1323-34, 2007
Colletti PM: Evaluation of intracardiac shunts with cardiac magnetic resonance. Curr Cardiol Rep. 7(1):52-8, 2005
Beerbaum P et al: Atrial septal defects in pediatric patients: noninvasive sizing with cardiovascular MR imaging. Radiology. 228(2):361-9, 2003
Jacobs JP et al: Congenital Heart Surgery Nomenclature and Database Project: atrioventricular canal defect. Ann Thorac Surg. 69(4 Suppl):S36-43, 2000
Drinkwater DC Jr et al: Unbalanced atrioventricular septal defects. Semin Thorac Cardiovasc Surg. 9(1):21-5, 1997
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