Quiz #5: EKG (12-lead)

Sinus rhythm EKG from a 17-year old patient:
1) What is the diagnosis? (Answer is obvious, of course!)
2) Where is the accessory pathway located?
(Click on the image to see a larger image)

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Quiz #4: EKG - Pacemaker

4 month old, s/p VSD repair. Postoperative day #3. Temporary pacemaker is on, for complete AV block. Set to DDD mode. What is wrong?

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Quiz #3: Surgical anatomy - Arrangement of Atrial Appendages

In figure 1, the arrows point to atrial appendages. What is the name for this arrangement of atrial appendages? What lesions are associated with this atrial arrangement?

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Quiz #2: Abdominal Aortogram

1 year old boy, referred for heart murmur evaluation. History of recurrent pneumonia (2 episodes in past 3 months) involving right lower lobe. After initial evaluation, underwent this abdominal angiogram. (There is a video below. Make sure, you watch until the contrast completely clears. In case the video does not play, you will have to satisfy with the still frame!)


1) What is the diagnosis?
2) What is the characteristic sign in Chest X-ray you would expect?
3) A cath intervention was performed after this angiogram. What intervention was it?

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