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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…
STAT ECG Diagnoses: how identification of ECG signs of early ischemia can effect disposition decisions in the emergency department
An elderly male presents to the ED with 2 hours of chest pain concerning for cardiac ischemia. The following ECG is obtained:
STAT ECG Diagnoses: Brugada ECG pattern vs. Brugada syndrome
A 22-year-old male presents to the ED after a brief syncopal episode. He is now asymptomatic; history and physical exam are non-diagnostic. The patient becomes unresponsive while getting the following…
Differential Diagnoses: factors that rule in STEMI in the evaluation of diffuse ST segment elevation
A 60-year-old male presents to the ED with chest pain and mild dyspnea. The following ECG is obtained:
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:…
ECG Basics and Fundamentals: expected ECG findings in right ventricular (RV) paced rhythms
A 71-year-old male with PMHx of hypertension and pacemaker placement presents to the ED with chest pain, nausea, diaphoresis, and shortness of breath. The following ECG is obtained:
Differential Diagnoses: new right axis deviation and ST segment elevation
A 27-year-old male with no PMHx is brought in by ambulance for right shoulder pain, nausea, and generalized weakness. He is confused with a blood pressure of 60/40. The following…
Post-cardiac arrest ECGs: can you guess the cause of arrest based off this ECG?
A 56-year-old man is brought in by ambulance after witnessed cardiac arrest. He reportedly had shortness of breath and malaise prior to collapse. The following post ROSC ECG is obtained:
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…
Differential Diagnoses: interval abnormalities and the importance of not trusting the computer ECG interpretation
A 61-year-old woman presents from a nursing home for G-tube replacement. She reports lightheadedness and appears dehydrated. The following ECG is obtained:
Differential Diagnoses: poor R wave progression and attention to T wave abnormalities
A 55-year-old woman presents with substernal chest pressure radiating to the left upper extremity, dyspnea, and nausea. She has a past medical history of HTN, DM, HLD, and is a…
STAT ECG Diagnoses: does the presence of a LBBB obviate the ability to diagnose occlusion MI?
A 48-year-old man presents with 90 minutes of chest pain. He is hemodynamically stable and has a normal first troponin. The following ECG is obtained:
STAT ECG Diagnoses: chronic atrial fibrillation with bradycardia and hypotension
A 87-year-old man with history of HTN, CKD, CHF (EF 45%), and chronic atrial fibrillation presents with 1-week history of generalized weakness, loss of appetite and intermittent dizziness. He denies…
Literature Review: cardiovascular complications of cancer therapy
A 54-year-old man with history of rectal cancer is sent to the ED from his outpatient chemotherapy clinic for chest pain. He states he woke up this morning with chest…
ECG Basics & Fundamentals: low voltage QRS complexes and sinus tachycardia
A 50-year-old woman has a syncopal episode as she is walking into her oncologist’s office. After her episode she states she feels unwell and has vague discomfort. The patient is…
STAT ECG Diagnoses: early reciprocal changes in patients with clinical concern for ACS
A 87-year-old man reports having 2 days of central chest pain. He starts feeling worse on day 3 and calls an ambulance. Paramedics respond and are highly concerned for ACS…
EMS ECGs: opportunity to save lives prehospital by recognizing severe hyperkalemia
A 69-year-old man presents to the emergency department with palpitations. He is otherwise well. The following ECG is obtained:
Differential Diagnoses: terminal QRS distortion in the differentiation of STEMI from early repolarization
A 43-year-old male presents to the emergency department with chest pain. The following ECG is obtained:
ECG Basics & Fundamentals: criteria for low voltage QRS complexes and poor R wave progression
A 42-year-old male presents to the emergency department with midsternal chest pressure. He has no past medical history or risk factors. The following ECG is obtained:
STAT ECG Diagnoses: the value of ECGs in acute neurological emergencies
A 54-year-old male presented to the emergency department with inability to walk for 3 days s/p appendectomy. He reports feeling ill and generally weak. He denies abdominal pain, fever, nausea,…
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