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atrial

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Book Chapter
Series: Atlases of Tumor and Non-Tumor Pathology, Series 5
Volume: 19
Published: 01 February 2024
10.55418/9781933477428-01
ISBN-10: 1-933477-42-3
ISBN: 978-1-933477-42-8
... abnormalities. The other, referred to as LAMB syndrome, consists of lentigines, atrial myxoma, mucocutaneous myxomas, and blue nevi. Table 1-3 SYNDROMES WITH LENTIGINES Laugier-Hunzinger Syndrome: sporadic, no associated malignancy  Melanonychia  Mucosal lentigines  Cutaneous lentigines...
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<span class="search-highlight">ATRIAL</span> AMYLOID  <span class="search-highlight">Atrial</span> amyloid is frequently AANF (<span class="search-highlight">atrial</span> natriuretic facto...
Published: 15 November 2023
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...
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<span class="search-highlight">ATRIAL</span> HYPERTROPHY  Nuclei are enlarged and hyperchromatic in left <span class="search-highlight">atrial</span> m...
Published: 15 November 2023
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...
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<span class="search-highlight">ATRIAL</span> SEPTAL DEFECT: ACQUIRED (NONCONGENITAL) TYPE IN AN ADULT  <span class="search-highlight">Atrial</span> dil...
Published: 15 November 2023
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...
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MITRAL VALVE: TENDINOUS CORDS  A: <span class="search-highlight">Atrial</span> aspect of commissural cord (large ...
Published: 15 November 2023
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 ...
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LEGITIMATE IMAGE MANIPULATION  Original photograph of juxtaposed <span class="search-highlight">atrial</span> app...
Published: 15 November 2023
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...
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LIBMAN-SACKS ENDOCARDITIS  Both the <span class="search-highlight">atrial</span> and ventricular aspects of this ...
Published: 15 November 2023
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 ...
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MYOCARDIAL PERFORATION: RIGHT <span class="search-highlight">ATRIAL</span> FREE WALL  A: This single-lumen cathet...
Published: 15 November 2023
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...
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MYOCARDIAL PERFORATION: <span class="search-highlight">ATRIAL</span> SEPTUM  An attempted trans-septal puncture p...
Published: 15 November 2023
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...
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<span class="search-highlight">ATRIAL</span> SEPTAL DEFECTS: FOUR CONGENITAL TYPES  A: Secundum defect, in an eld...
Published: 15 November 2023
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...
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<span class="search-highlight">ATRIAL</span> SEPTAL DEFECTS: MULTIPLE DEFECTS  Secundum and primum types (*), in ...
Published: 15 November 2023
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 ...
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<span class="search-highlight">ATRIAL</span> SEPTAL DEFECTS: MULTIPLE, WITH A COMMON ATRIUM  In a child with the ...
Published: 15 November 2023
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 ...
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<span class="search-highlight">ATRIAL</span> SEPTAL DEFECT: SECONDARY CARDIAC EFFECTS  There is marked cardiomega...
Published: 15 November 2023
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...
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<span class="search-highlight">ATRIAL</span> SEPTAL DEFECTS: INTERVENTIONAL CLOSURES  A: Surgical patch closure (...
Published: 15 November 2023
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 (...
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TRANSPOSITION OF THE GREAT ARTERIES: MUSTARD <span class="search-highlight">ATRIAL</span> SWITCH OPERATION  Left:...
Published: 15 November 2023
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:...
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TRICUSPID ATRESIA: ATRETIC VALVE  Left: From the right <span class="search-highlight">atrial</span> aspect, the v...
Published: 15 November 2023
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...
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EBSTEIN ANOMALY: SECONDARY RIGHT <span class="search-highlight">ATRIAL</span> CHANGES  Top: The wall is hypertrop...
Published: 15 November 2023
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...
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HETEROTAXY SYNDROME: ISOMERISM OF THE <span class="search-highlight">ATRIAL</span> APPENDAGES  A: Mirror-image ri...
Published: 15 November 2023
HETEROTAXY SYNDROME: ISOMERISM OF THE ATRIAL APPENDAGES Figure 39-43 HETEROTAXY SYNDROME: ISOMERISM OF THE ATRIAL APPENDAGES A: Mirror-image right atrial appendages are present, in an infant with asplenia (compare with fig. 39-41C ). The septum consists only of a muscular cord (arrow), and the c... More about this image found in HETEROTAXY SYNDROME: ISOMERISM OF THE ATRIAL APPENDAGES A: Mirror-image ri...
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HETEROTAXY SYNDROME: FONTAN PALLIATION  There is an intra-<span class="search-highlight">atrial</span> conduit be...
Published: 15 November 2023
HETEROTAXY SYNDROME: FONTAN PALLIATION Figure 39-51 HETEROTAXY SYNDROME: FONTAN PALLIATION There is an intra-atrial conduit between the inferior and superior caval veins, in a young child with asplenia. (Posterior view of opened common atrium.) More about this image found in HETEROTAXY SYNDROME: FONTAN PALLIATION There is an intra-atrial conduit be...
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LIPOMATOUS HYPERTROPHY OF THE <span class="search-highlight">ATRIAL</span> SEPTUM: RADIOLOGIC FEATURES  Above: T1...
Published: 15 November 2023
LIPOMATOUS HYPERTROPHY OF THE ATRIAL SEPTUM: RADIOLOGIC FEATURES Figure 46-5 LIPOMATOUS HYPERTROPHY OF THE ATRIAL SEPTUM: RADIOLOGIC FEATURES Above: T1-weighted MRI shows bilobed intense thickening of the atrial septum (yellow arrowhead). Right: Sparing of the valve of the fossa ovalis (yellow a... More about this image found in LIPOMATOUS HYPERTROPHY OF THE ATRIAL SEPTUM: RADIOLOGIC FEATURES Above: T1...