ATRIAL AMYLOID Figure 21-15 ATRIAL AMYLOID Atrial amyloid is frequently AANF (atrial natriuretic factor) type, which has a characteristic fibrillar morphology (arrow) compared with the homogeneous pattern seen with other amyloid types (arrowhead) (ATTR [atrial transthyretin], in this case). More about this image found in ATRIAL AMYLOID Atrial amyloid is frequently AANF (atrial natriuretic facto...

ATRIAL HYPERTROPHY Figure 4-11 ATRIAL HYPERTROPHY Nuclei are enlarged and hyperchromatic in left atrial myocytes (top) and right atrial myocytes (bottom). More about this image found in ATRIAL HYPERTROPHY Nuclei are enlarged and hyperchromatic in left atrial m...

ATRIAL SEPTAL DEFECT: ACQUIRED (NONCONGENITAL) TYPE IN AN ADULT Figure 35-4 ATRIAL SEPTAL DEFECT: ACQUIRED (NONCONGENITAL) TYPE IN AN ADULT Atrial dilatation has stretched the septum and uncovered the ostium secundum (*). More about this image found in ATRIAL SEPTAL DEFECT: ACQUIRED (NONCONGENITAL) TYPE IN AN ADULT Atrial dil...

MITRAL VALVE: TENDINOUS CORDS Figure 1-14 MITRAL VALVE: TENDINOUS CORDS A: Atrial aspect of commissural cord (large arrows) provides several branches to both leaflets (*). B: Types of cords (posterior leaflet) viewed on edge: primary (free edge or marginal) cords attach to the edges of leaflets,... More about this image found in MITRAL VALVE: TENDINOUS CORDS A: Atrial aspect of commissural cord (large ...

LEGITIMATE IMAGE MANIPULATION Figure 2-26 LEGITIMATE IMAGE MANIPULATION Original photograph of juxtaposed atrial appendages (left). Enhanced image (right); no abnormalities have been added or deleted. More about this image found in LEGITIMATE IMAGE MANIPULATION Original photograph of juxtaposed atrial app...

LIBMAN-SACKS ENDOCARDITIS Figure 11-9 LIBMAN-SACKS ENDOCARDITIS Both the atrial and ventricular aspects of this mitral valve are involved by numerous vegetations. More about this image found in LIBMAN-SACKS ENDOCARDITIS Both the atrial and ventricular aspects of this ...

MYOCARDIAL PERFORATION: RIGHT ATRIAL FREE WALL Figure 23-1 MYOCARDIAL PERFORATION: RIGHT ATRIAL FREE WALL A: This single-lumen catheter perforated the right atrial free wall (yellow arrow). B: Transillumination demonstrates the thin nature of the right atrial free wall grossly. C: The right atr... More about this image found in MYOCARDIAL PERFORATION: RIGHT ATRIAL FREE WALL A: This single-lumen cathet...

MYOCARDIAL PERFORATION: ATRIAL SEPTUM Figure 23-2 MYOCARDIAL PERFORATION: ATRIAL SEPTUM An attempted trans-septal puncture procedure was too superior and penetrated into the aortic root instead (yellow arrow). More about this image found in MYOCARDIAL PERFORATION: ATRIAL SEPTUM An attempted trans-septal puncture p...

ATRIAL SEPTAL DEFECTS: FOUR CONGENITAL TYPES Figure 35-5 ATRIAL SEPTAL DEFECTS: FOUR CONGENITAL TYPES A: Secundum defect, in an elderly adult. B: Primum defect, in an infant. C: Sinus venosus defect, in an adult. The right pulmonary veins (arrows) join the right atrium. D: Coronary sinus defec... More about this image found in ATRIAL SEPTAL DEFECTS: FOUR CONGENITAL TYPES A: Secundum defect, in an eld...

ATRIAL SEPTAL DEFECTS: MULTIPLE DEFECTS Figure 35-6 ATRIAL SEPTAL DEFECTS: MULTIPLE DEFECTS Secundum and primum types (*), in an infant. More about this image found in ATRIAL SEPTAL DEFECTS: MULTIPLE DEFECTS Secundum and primum types (*), in ...

ATRIAL SEPTAL DEFECTS: MULTIPLE, WITH A COMMON ATRIUM Figure 35-7 ATRIAL SEPTAL DEFECTS: MULTIPLE, WITH A COMMON ATRIUM In a child with the asplenia syndrome, the only septal remnant is a cord of myocardium (arrow), with right isomerism of the atrial appendages, a complete atrioventricular septal... More about this image found in ATRIAL SEPTAL DEFECTS: MULTIPLE, WITH A COMMON ATRIUM In a child with the ...

ATRIAL SEPTAL DEFECT: SECONDARY CARDIAC EFFECTS Figure 35-8 ATRIAL SEPTAL DEFECT: SECONDARY CARDIAC EFFECTS There is marked cardiomegaly, with volume hypertrophy of right-sided chambers and annular dilatation of the tricuspid valve in a secundum defect (between arrows) in an elderly adult. The ca... More about this image found in ATRIAL SEPTAL DEFECT: SECONDARY CARDIAC EFFECTS There is marked cardiomega...

ATRIAL SEPTAL DEFECTS: INTERVENTIONAL CLOSURES Figure 35-9 ATRIAL SEPTAL DEFECTS: INTERVENTIONAL CLOSURES A: Surgical patch closure (arrow), with residual volume hypertrophy of the right ventricle, in an adult (four-chamber view). B: Excision of the valve of the fossa ovalis during surgical patc... More about this image found in ATRIAL SEPTAL DEFECTS: INTERVENTIONAL CLOSURES A: Surgical patch closure (...

TRANSPOSITION OF THE GREAT ARTERIES: MUSTARD ATRIAL SWITCH OPERATION Figure 37-39 TRANSPOSITION OF THE GREAT ARTERIES: MUSTARD ATRIAL SWITCH OPERATION Left: The atrial septum has been excised, and a synthetic baffle (arrows) directs pulmonary venous blood to the right ventricle and systemic venou... More about this image found in TRANSPOSITION OF THE GREAT ARTERIES: MUSTARD ATRIAL SWITCH OPERATION Left:...

TRICUSPID ATRESIA: ATRETIC VALVE Figure 38-37 TRICUSPID ATRESIA: ATRETIC VALVE Left: From the right atrial aspect, the valve represents an opaque fibrous plug (arrows), in an older adolescent. Right: From the right ventricular aspect, the plug is also associated with rudimentary leaflet and cord... More about this image found in TRICUSPID ATRESIA: ATRETIC VALVE Left: From the right atrial aspect, the v...

EBSTEIN ANOMALY: SECONDARY RIGHT ATRIAL CHANGES Figure 39-11 EBSTEIN ANOMALY: SECONDARY RIGHT ATRIAL CHANGES Top: The wall is hypertrophied, in a young adult. Bottom: There is mild diffuse endocardial fibroelastosis. (Both: from reduction right atrioplasty procedures.) More about this image found in EBSTEIN ANOMALY: SECONDARY RIGHT ATRIAL CHANGES Top: The wall is hypertrop...