multi-imaging modality approach - eurovalve...
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Multi-imaging modality approach
Covadonga Fernández-Golfín
Cardiac Imaging Unit. Cardiology Department.
Ramón y Cajal Hospital.Madrid
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Covadonga Fernández-Golfín
I have no financial relationships to disclose.
Faculty Disclosure
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Valvular heart disease (VHD)
• Increase morbidity and mortality
• Early detection to improve prognosis
• Imaging techniques – Diagnosis
– Prognosis
– Follow-up
• ECHOCARDIOGRAPHY, cardiac magnetic resonance, computed tomography
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Valvular heart disease (VHD)
European Heart Journal (2012) 33, 2451–2496
CMR 1. Selected cases fot severirity assessment (regurgitation) 2. LV and RV volumes and function
CT 1. Selected cases for severity assessment (AS planimetry) 2. Rule out CHD 3. TAVI
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VHD Multi-imaging approach
Combination of complementary information from different imaging modalities to obtain the most
accurate information regarding diagnosis or prognosis with clinical application
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VHD Imaging
ETIOLOGY MECHANISM SEVERITY IMPACT
ECHOCARDIOGRAPHY
CMR CMR
PROGNOSIS
THERAPEUTIC APPROACH
CMR
CT, CMR
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VHD Imaging
Available Economic Unstable patiens No radiation Temporal resolution Experience and data 3D technology Exercice Acoustic window Experience Reproducibility
Anatomical and temporal resolution Non invasive No radiation Tissue characterization Reproducibility Costs and avilability Expertice Contraindications
Excellent anatomic information Coronary assessment Calcification 3D Radiation and contrast Poor temp. resol
Echocardiography CMR Computed tomography
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VHD Echocardiography
• First line imaging modality: screening
• Comprehnesive study
• TEE if needed
• Quantitate severity
ETIOLOGY MECHANISM SEVERITY IMPACT
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VHD Echocardiography
ETIOLOGY MECHANISM SEVERITY IMPACT
3D echo (TT and TEE)
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VHD Echocardiography
PROGNOSIS Speckle tracking, exercise echo, 3D
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VHD Echocardiography
THERAPEUTIC APPROACH 3D echo
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VHD Echocardiography
THERAPEUTIC APPROACH 3D echo
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VHD Echo
• Full evaluation in most
• Systematic, quantitate, limitations of the technique depending on the type patient and pathology
• Incorporate new technology in VHD assessment
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VHD CMR
ETIOLOGY MECHANISM SEVERITY IMPACT
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VHD CMR
• Impact of VHD: LV and RV volumes, mass and EF
• Reproducibility for serial evaluation
ETIOLOGY MECHANISM SEVERITY IMPACT
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VHD CMR
• Assessment of great vessels and other possible associated conditions (aortic aneurism or CoA) in the same study
ETIOLOGY MECHANISM SEVERITY IMPACT
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VHD CMR
• Non invasive focal LV fibrosis detection • Early LV dysfunction diagnosis • Prognosis impact • T1 mapping sequences for difusse fibrosis detection
Azevedo et al. J Am Coll Cardiol 2010;56:278–87
PROGNOSIS
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VHD CMR
• Non conclusive echocardiogram: etiology, mechanism, severity or impact
• Symptomatic patients with non severe VHD and normal LV function
• Asymptomatic patients, prognosis assessment and early intervention warranted
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VHD CT
• Rule out coronary disease before valvular surgery
• Assessment of great vessels and other possible associated conditions (aortic aneurism or CoA) in the same study, endocarditis complications
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VHD CT • Valvular anatomy and degree
of calcification
• Lesion severity
Radiologia. 2013;55(1):24-36
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VHD CT
• LV and RV volume and mass assessment
European Journal of Radiology 2012; 81: e598–e604
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VHD CT
J Am Coll Cardiol Img 2013; 6:249 – 62
THERAPEUTIC APPROACH Assessment pre TAVI, complications
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VHD CT
• Never performed to evaluate isolated
• Rule CHD before surgery, concomitant assessment of VHD and associated conditions
• TAVI procedure or certain valvular heart disease complication
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VHD Multi-imaging AS INITIAL EVALUATION
ECHOCARDIOGRAPHY: AV anatomy, AS severity, LV function, LVH, PSP, diastolic function
FINAL DIAGNOSIS YES
NO
TEE (2D, 3D planimetry) CMR (2D planimetry, LV EF, volume) Stress echocardiography
SYMPTOMATIC
TAVI
AVR
TEE (2D, 3D AA) CT
ASYMPTOMATIC PROGNOSIS
LV strain, exercise echo CMR (fibrosis)
CT rule out CHD
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VHD Multi-imaging AR INITIAL EVALUATION
ECHOCARDIOGRAPHY: AV anatomy, AR severity, LV diameters and function, PSP, diastolic function, 3D echo if available
FINAL DIAGNOSIS YES
NO
CMR (AR severity, LV EF, LV volume) TEE (AR severity, 2D, 3D)
SYMPTOMATIC AVR
ASYMPTOMATIC PROGNOSIS
LV strain CMR (fibrosis)
CT rule out CHD
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VHD Multi-imaging MS INITIAL EVALUATION
ECHOCARDIOGRAPHY: MV anatomy, Wilkins score, MS severity, LV diameters and function, , PSP, 3D echo if available
FINAL DIAGNOSIS YES
NO
TEE (MS severity, score, 2D, 3D)
SYMPTOMATIC MVR
DISCORDANT
Follow up
CT rule out CHD
PMV
ASYMPTOMATIC
Exercise echo
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VHD Multi-imaging MR INITIAL EVALUATION
ECHOCARDIOGRAPHY: MV anatomy, MR severity, LV function and diameters, PSP.
FINAL DIAGNOSIS YES
NO
TEE (2D, 3D) CMR (MR severity, LV EF, volume and scar)
SYMPTOMATIC
Repair
MVR
TEE (2D, 3D)
ASYMPTOMATIC PROGNOSIS
LV strain, exercise echo
CT rule out CHD
Clip
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Conclusions
• Echocardiography remains the first line imaging modality in VHD
• Alternative imaging modalities are useful and add complementary information with clinical application in selected patients
• Further clinical data is needed before they can be incoporated in everyday clinical routine