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CARDIAC ANATOMY
CARDIAC DISSECTION: TRICUSPID AND PULMONIC VALVES
MADALINA PETRESCU, MD
SWEDISH MEDICAL CENTER, SEATTLE, WA
JANUARY 2018
Structures in RA
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Crista Terminalis
Crista Terminalis
TTE: 4ch view TEE: bicaval view
Structures in RA
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Inside RA: Fossa ovalis
Tricuspid Valve: Relationship to Conduction system
Septal Leaflet
AVN
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The 4 valves: Above perspective
PV
MV
TV
AoV
• Largest of all valves• Most apically
positioned
S
A
P
TV insertion: More apical relative to MV
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TRICUSPID VALVE COMPLEXLeaflets
Annulus
Chordae
Papillary muscles
RV
TV: Identifying the leaflets 3DE: RA view, top of valve
S
A
3DE: RV view, below the valve
Above the valve perspective
P
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Tricuspid valve leaflets
Posterior Leaflet: 3 ScallopsComplex chordal structure
Si lver. Ci rculation 1971: 333
12 3
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Tricuspid annulus: Compared to MV
Tricuspid annular dilatation
TON-NU T ET AL. CIRCULATION2006; 114, 143-9
RT
LT
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TV: Subvalvular Apparatus
Tricuspid Valve Leaflets from below
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Pulmonic valve
Relationship of PV to AoV
Anterior
L R
NCC
RCCLCC
PV
AoV
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PV anatomy:
THANK YOU!
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