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Echocardiogram Library
Color Doppler echocardiogram showing right to left shunt across a subaortic ventricular septal defect
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Echocardiogram Library
Large subaortic VSD with aortic override - echocardiogram, seen from the parasternal long axis view
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Echocardiogram Library
Trivial aortic regurgitation - echocardiogram seen on colour Doppler echocardiogram in the left image (AR)
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ECG / Electrophysiology
EP tracing of sinus beat - His bundle electrogram
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Cardiac CT scan
Cob web sign in aortic dissection are slender linear areas of low attenuation seen in false lumen in contrast enhanced computerized tomographic (CT) scans
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ECG / Electrophysiology
Channels of conduction within scars of myocardial infarction, if connected to normal myocardium, can be the source of ventricular arrhythmias.
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Angiography and Interventions
Non dominant left circumflex coronary artery seen on left coronary angiogram in right anterior oblique (RAO) caudal view.
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Angiography and Interventions
Optimal time for elective non cardiac surgery after coronary stenting is between 46 - 180 days for bare metal stents, after 180 days for drug eluting stents
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Angiography and Interventions
Left anterior oblique (LAO) caudal view of left coronary angiogram resembles a spider and hence the term spider view.
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Echocardiography
Yu index of longitudinal tissue Doppler dyssynchrony is the standard deviation of time to peak systolic velocities from the onset of the QRS complex.
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