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valve

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AORTIC <span class="search-highlight">VALVE</span> SCLEROSIS  Thickening of the aortic <span class="search-highlight">valve</span> cusps is usually an ...
Published: 15 November 2023
AORTIC VALVE SCLEROSIS Figure 9-1 AORTIC VALVE SCLEROSIS Thickening of the aortic valve cusps is usually an age-related phenomenon and is not usually associated with significant dysfunction. The valve has lost its normal translucent character. More about this image found in AORTIC VALVE SCLEROSIS Thickening of the aortic valve cusps is usually an ...
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FIBROCALCIFIC AORTIC <span class="search-highlight">VALVE</span> DISEASE  This aortic <span class="search-highlight">valve</span>, surgically resected ...
Published: 15 November 2023
FIBROCALCIFIC AORTIC VALVE DISEASE Figure 9-3 FIBROCALCIFIC AORTIC VALVE DISEASE This aortic valve, surgically resected in the setting of severe stenosis, shows the distribution of disease from the base of the cusp over the surface (upper image). The arc-like pattern of calcification is evident o... More about this image found in FIBROCALCIFIC AORTIC VALVE DISEASE This aortic valve, surgically resected ...
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FIBROCALCIFIC AORTIC <span class="search-highlight">VALVE</span> DISEASE: QUADRICUSPID TYPE  Four aortic <span class="search-highlight">valve</span> cu...
Published: 15 November 2023
FIBROCALCIFIC AORTIC VALVE DISEASE: QUADRICUSPID TYPE Figure 9-20 FIBROCALCIFIC AORTIC VALVE DISEASE: QUADRICUSPID TYPE Four aortic valve cusps, including a supernumerary cusp (right), are seen with fibrocalcific disease. More about this image found in FIBROCALCIFIC AORTIC VALVE DISEASE: QUADRICUSPID TYPE Four aortic valve cu...
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PROSTHETIC <span class="search-highlight">VALVE</span> THROMBOSIS  Left: Bioprosthetic <span class="search-highlight">valve</span> thrombosis manifests...
Published: 15 November 2023
PROSTHETIC VALVE THROMBOSIS Figure 9-35 PROSTHETIC VALVE THROMBOSIS Left: Bioprosthetic valve thrombosis manifests as a red-pink adherent thrombus, usually depositing within the cusp pockets. Right: Mechanical thrombus may be less adherent but has a similar appearance. More about this image found in PROSTHETIC VALVE THROMBOSIS Left: Bioprosthetic valve thrombosis manifests...
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MYXOMATOUS MITRAL <span class="search-highlight">VALVE</span> DISEASE  The mitral <span class="search-highlight">valve</span> is prominent and billowin...
Published: 15 November 2023
MYXOMATOUS MITRAL VALVE DISEASE Figure 10-1 MYXOMATOUS MITRAL VALVE DISEASE The mitral valve is prominent and billowing in a diffuse fashion, with prominent annular dilatation. Valve translucency is completely lost with the myxomatous thickening. More about this image found in MYXOMATOUS MITRAL VALVE DISEASE The mitral valve is prominent and billowin...
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BIOPROSTHETIC <span class="search-highlight">VALVE</span>: CUSP AVULSION  The prosthetic <span class="search-highlight">valve</span> cusps have avulsed...
Published: 15 November 2023
BIOPROSTHETIC VALVE: CUSP AVULSION Figure 10-26 BIOPROSTHETIC VALVE: CUSP AVULSION The prosthetic valve cusps have avulsed from their post, causing marked prosthetic regurgitation. More about this image found in BIOPROSTHETIC VALVE: CUSP AVULSION The prosthetic valve cusps have avulsed...
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HYPERTROPHIC CARDIOMYOPATHY: MITRAL <span class="search-highlight">VALVE</span> CHANGES  The mitral <span class="search-highlight">valve</span> may be ...
Published: 15 November 2023
HYPERTROPHIC CARDIOMYOPATHY: MITRAL VALVE CHANGES Figure 15-9 HYPERTROPHIC CARDIOMYOPATHY: MITRAL VALVE CHANGES The mitral valve may be morphologically abnormal which can lead to abnormal hemodynamics causing fibrotic mitral valve thickening. If systolic anterior motion is present, it may exacerb... More about this image found in HYPERTROPHIC CARDIOMYOPATHY: MITRAL VALVE CHANGES The mitral valve may be ...
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QUADRICUSPID AORTIC <span class="search-highlight">VALVE</span>  Left: Fibrotic but only minimally calcific <span class="search-highlight">valve</span>...
Published: 15 November 2023
QUADRICUSPID AORTIC VALVE Figure 36-15 QUADRICUSPID AORTIC VALVE Left: Fibrotic but only minimally calcific valve, with normal function (for comparison with above), in an elderly adult. Above: Severely calcified and stenotic valve, in an elderly adult (surgical specimen). More about this image found in QUADRICUSPID AORTIC VALVE Left: Fibrotic but only minimally calcific valve...
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EBSTEIN ANOMALY: TRICUSPID <span class="search-highlight">VALVE</span> REPLACEMENT  The bioprosthetic <span class="search-highlight">valve</span> is in...
Published: 15 November 2023
EBSTEIN ANOMALY: TRICUSPID VALVE REPLACEMENT Figure 39-15 EBSTEIN ANOMALY: TRICUSPID VALVE REPLACEMENT The bioprosthetic valve is intact and well seated, in a middle-aged adult. A prominent muscular ridge (white arrow) contains small remnants of the anterior and septal leaflets. The right ventric... More about this image found in EBSTEIN ANOMALY: TRICUSPID VALVE REPLACEMENT The bioprosthetic valve is in...
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SEMILUNAR <span class="search-highlight">VALVES</span>  A,B: Aortic <span class="search-highlight">valve</span>, in simulated opened (A) and closed (B)...
Published: 15 November 2023
SEMILUNAR VALVES Figure 1-22 SEMILUNAR VALVES A,B: Aortic valve, in simulated opened (A) and closed (B) positions, illustrating the extra length of free edge needed to completely close the valve orifice centrally. C: Pulmonary valve, with thin, arch-like, fibrous ridges that provide strength alo... More about this image found in SEMILUNAR VALVES A,B: Aortic valve, in simulated opened (A) and closed (B)...
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BIOPROSTHETIC <span class="search-highlight">VALVE</span>: CUSP TEARS  Multiple cusp tears are seen near the <span class="search-highlight">valv</span>...
Published: 15 November 2023
BIOPROSTHETIC VALVE: CUSP TEARS Figure 10-25 BIOPROSTHETIC VALVE: CUSP TEARS Multiple cusp tears are seen near the valve posts (yellow arrows) and cause the cusp to prolapse and be incompetent. More about this image found in BIOPROSTHETIC VALVE: CUSP TEARS Multiple cusp tears are seen near the valv...
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ACOMMISSURAL PULMONARY <span class="search-highlight">VALVES</span>: STENOSIS  Left: Dome-shaped <span class="search-highlight">valve</span> with four ...
Published: 15 November 2023
ACOMMISSURAL PULMONARY VALVES: STENOSIS Figure 36-24 ACOMMISSURAL PULMONARY VALVES: STENOSIS Left: Dome-shaped valve with four tall raphes and poststenotic dilatation of the pulmonary artery, in a child. Right: Severe stenosis with three shallow raphes (*), associated with Ebstein malformation o... More about this image found in ACOMMISSURAL PULMONARY VALVES: STENOSIS Left: Dome-shaped valve with four ...
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DYSPLASTIC PULMONARY <span class="search-highlight">VALVES</span>: STENOSIS  Left: Irregularly thickened <span class="search-highlight">valve</span> wi...
Published: 15 November 2023
DYSPLASTIC PULMONARY VALVES: STENOSIS Figure 36-25 DYSPLASTIC PULMONARY VALVES: STENOSIS Left: Irregularly thickened valve with three cusps, in a neonate. Above: Isolated pulmonary stenosis, in an infant (surgical specimen). More about this image found in DYSPLASTIC PULMONARY VALVES: STENOSIS Left: Irregularly thickened valve wi...
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UNICOMMISSURAL PULMONARY <span class="search-highlight">VALVES</span>: STENOSIS  Left: Domed <span class="search-highlight">valve</span>, with off-cent...
Published: 15 November 2023
UNICOMMISSURAL PULMONARY VALVES: STENOSIS Figure 36-26 UNICOMMISSURAL PULMONARY VALVES: STENOSIS Left: Domed valve, with off-centered teardrop-shaped orifice and one commissure (arrow), in a child. Right: Pulmonary stenosis with a single commissure (arrow), associated with tetralogy of Fallot, i... More about this image found in UNICOMMISSURAL PULMONARY VALVES: STENOSIS Left: Domed valve, with off-cent...
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DOUBLE INLET LEFT VENTRICLE: ATRIOVENTRICULAR <span class="search-highlight">VALVES</span>  A: Both <span class="search-highlight">valves</span> connec...
Published: 15 November 2023
DOUBLE INLET LEFT VENTRICLE: ATRIOVENTRICULAR VALVES Figure 38-28 DOUBLE INLET LEFT VENTRICLE: ATRIOVENTRICULAR VALVES A: Both valves connect to the left ventricle, each with prominent papillary muscles. A muscular ridge along the inferior wall (*) separates the two valves, in a young adult (thre... More about this image found in DOUBLE INLET LEFT VENTRICLE: ATRIOVENTRICULAR VALVES A: Both valves connec...
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TRICUSPID <span class="search-highlight">VALVE</span>  A: Base-of-heart, viewed from base toward apex. Annulus: n...
Published: 15 November 2023
TRICUSPID VALVE Figure 1-11 TRICUSPID VALVE A: Base-of-heart, viewed from base toward apex. Annulus: noncircular orifice (dashed line), with flattened segment adjacent to septal leaflet. The annular region associated with the anterior and posterior leaflets lies adjacent to the right coronary art... More about this image found in TRICUSPID VALVE A: Base-of-heart, viewed from base toward apex. Annulus: n...
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MITRAL <span class="search-highlight">VALVE</span>: GENERAL FEATURES  The anterior leaflet is semicircular and is...
Published: 15 November 2023
MITRAL VALVE: GENERAL FEATURES Figure 1-12 MITRAL VALVE: GENERAL FEATURES The anterior leaflet is semicircular and is roughly twice the height of the somewhat rec tangular posterior leaflet. Two major papillary muscles (anterolateral and posteromedial) lie directly beneath their respective commis... More about this image found in MITRAL VALVE: GENERAL FEATURES The anterior leaflet is semicircular and is...
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MITRAL <span class="search-highlight">VALVE</span>: SPECIFIC FEATURES  A: Orifice, long-axis view: the anatomic a...
Published: 15 November 2023
MITRAL VALVE: SPECIFIC FEATURES Figure 1-13 MITRAL VALVE: SPECIFIC FEATURES A: Orifice, long-axis view: the anatomic annular orifice (black line) is directed toward the ventricular septum (black arrow). The functional orifice (yellow line), however, is directed toward the ventricular apex (yellow... More about this image found in MITRAL VALVE: SPECIFIC FEATURES A: Orifice, long-axis view: the anatomic a...
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MITRAL <span class="search-highlight">VALVE</span>: TENDINOUS CORDS  A: Atrial 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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AORTIC <span class="search-highlight">VALVE</span>: THICKENING AND FENESTRATIONS  Opened left ventricular outflow...
Published: 15 November 2023
AORTIC VALVE: THICKENING AND FENESTRATIONS Figure 1-23 AORTIC VALVE: THICKENING AND FENESTRATIONS Opened left ventricular outflow tract, close-up. Left: Ventricular aspect of posterior aortic valve cusp, showing the free edge (arrows), closing edge (short arrows), and lunulas. Age-related thicke... More about this image found in AORTIC VALVE: THICKENING AND FENESTRATIONS Opened left ventricular outflow...