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ECG Blog #396 — Why the Flat Line?

Ken Grauer, MD

The ECG in Figure-1 — was obtained from a middle-aged man with palpitations and shortness of breath. How would YOU interpret the ECG in Figure-1 ? Figure-1: The initial ECG in today's case. ( To improve visualization — I've digitized the original ECG using PMcardio ). Figure-1: The initial ECG in today's case. (

EKG/ECG 442
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ECG Blog #415 — The Cath showed NO Occlusion!

Ken Grauer, MD

The ECG in Figure-1 was obtained following successful resuscitation. QUESTIONS: In view of the above history — How would YOU interpret the ECG in Figure-1 ? Is this ECG finding present in today’s initial ECG? Figure-1: The initial ECG in today's case — obtained after successful resuscitation from cardiac arrest. (

EKG/ECG 408
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ECG Blog #380 — What is "Swirl"?

Ken Grauer, MD

The ECG in Figure-1 — was obtained from an older woman with persistent CP ( C hest P ain ) over the previous day. Figure-1: The initial ECG in today's case. Voltage for LVH is satisfied — at least by Peguero Criteria ( Sum of deepest S in any chest lead + S in V4 ≥23 mm in a woman — as discussed in ECG Blog #73 ).

EKG/ECG 363
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ECG Blog #388 — Why Does Lead V1 Look Funny?

Ken Grauer, MD

The ECG in Figure-1 was obtained from an 18-year old woman — who moments before been resuscitated from out-of-hospital cardiac arrest. How would YOU interpret her post-resuscitation ECG? Does this ECG in Figure-1 provide clue(s) to the etiology of this patient's cardiac arrest? QUESTIONS: In light of the above clinical history.

EKG/ECG 370
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ECG Blog #425 — Are there P Waves?

Ken Grauer, MD

I was sent the ECG in Figure-1 — told only that the patient was 70 years old, and had a history of an ASD ( A trial S eptal D efect ). The patient was hemodynamically stable with ECG #1. Figure-1: The initial ECG in today's case. Serum K+ was normal. QUESTIONS: How would YOU interpret the rhythm in Figure-1 ? Are there P waves?

EKG/ECG 292
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ECG Blog #446 — What Kind of SVT?

Ken Grauer, MD

You are shown the ECG in Figure-1 — told only that the patient had a “continuous" tachycardia. QUESTIONS: How would YOU interpret the ECG in Figure-1 ? Figure-1: The initial ECG in today's case. ( To improve visualization — I've digitized the original ECG using PMcardio ). What is the differential diagnosis?

EKG/ECG 245
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ECG Blog #375 — At Least 3 Major Findings.

Ken Grauer, MD

The ECG in Figure-1 was obtained from a 50-year old man — who presented to the ED ( E mergency D epartment ) with new-onset CP ( C hest P ain ). QUESTIONS: There are at least 3 principal findings on this ECG — some of which deal with a possible “culprit” artery and / or the location of whatever is going on.

EKG/ECG 195