Rhythm Interpretation
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ECG Basics & Fundamentals: ventricular rhythms to be aware of in patients with cardiac ischemia
A 50-year-old man presents to the ED with ischemic chest pain concerning for acute MI. During his work up and observation, he clinically improves but is noted to have a…
ECG Basics & Fundamentals: how common is artifact?
A 72-year-old man presents to the ED with near-syncope. During his evaluation he has a 20-second run of the following rhythm captured on 12-lead ECG monitoring:
STAT ECG Diagnoses: arrhythmias after thrombolysis for myocardial infarction (MI)
An 86-year-old man presents to the ED with substernal chest pressure, diaphoresis, and vomiting. The following ECG is obtained:
Differential Diagnoses: narrow complex regular tachycardias
A 64-year-old man presents with palpitations. The following ECG is obtained:
ECG Basics & Fundamentals: interval abnormalities can cause clinical uncertainty
A 40-year-old man presents with concerning chest pain. The following ECG is obtained:
Rhythm Interpretation: never trust the computer interpretation and scrutinize every lead
An elderly male presents with weakness and lightheadedness to his primary care physician. He is referred to the ED after the following ECG is obtained:
Rhythm Interpretation: grouped or clumped beats
A 67-year-old male with PMHx of ESRD presents to the ED with fevers and bacteremia. The following ECG is obtained for mild tachycardia:
Rhythm Interpretation: how to avoid misdiagnosis of atrial fibrillation
An elderly male presents to the ED after a syncopal episode. He is found to be weak and lightheaded on arrival, with hypotension and mild tachycardia. There is no evidence…
Rhythm Interpretation: distracted by ectopy!
HPI: A 51-year-old male presents to the ED with dyspnea, nausea, and palpitations. The following ECG is obtained: Case ECG Before watching this week’s video, ask yourself these questions:…
Recurrent syncope with a short PR interval
A 48-year-old man presents with an episode of palpitations and near-syncope. He has had many similar episodes in the past without previous evaluation. Currently having mild palpitations with no other…
Bradydysrhythmias: a differential for too many P waves and a lesson in how to break down difficult rhythms
An 81-year-old female presents to the ED with lightheadedness and “funny heart beats”. She has no associated dyspnea and is noted to have normal vital signs. The following ECG is…
Narrow Complex Tachycardias: the importance of careful ECG interpretation after cardioversion for tachyarrhythmia
A 15-year-old girl presents is brought to the ED complaining of palpitations and near-syncope. She is found to be tachycardic on arrival and the following ECG is obtained:
Rhythm Interpretation: is the PR interval constant, lengthening, or randomly changing?
A 78-year-old woman presents to the emergency department after an episode of syncope. The following ECG is obtained:
Rhythm Interpretation: AV dissociation does not always mean there is a complete heart block
A 64-year-old woman presents to the emergency department with sore throat. The following ECG was obtained at triage:
Rhythm Interpretation: is it possible for a 12-year-old to have complete heart block?
A 12-year-old boy is brought into an emergency department in Oman for chest pain and joint pain. The following ECG is obtained:
Stepwise approach to ECG interpretation: systematic rhythm interpretation in a case of syncope
A 76-year-old male presents to the emergency department after an episode of syncope. He denies a prodrome and has no focal neurological complaints or findings. The following ECG was obtained:
Rhythm Interpretation: using lewis leads to nail the diagnosis
A 85-year-old male presents to the emergency department with lightheadedness and palpitations. The following ECG was obtained on arrival:
Intermittent runs of nonsustained ventricular tachycardia
A 48-year-old man presents to the ED with 3-4 days of palpitations. The patient has a stable blood pressure but is found to have new onset atrial fibrillation with RVR….
EMS ECGs: accelerated idioventricular rhythm (AIVR) in patients with ACS and other critical cases to help you save lives!
A 69-year-old man is brought in by EMS to the ED with chest pain and shortness of breath. No prehospital treatment was rendered. The following prehospital ECG was obtained:
A specific tachyarrhythmia with an excellent prognosis
A 79-year-old man presents to the ED with intermittent episodes of decreased level of consciousness. He is placed on continuous 12-lead cardiac monitoring during his evaluation and a monitor alarm…
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