Tamponade

STAT ECG Diagnoses: right ventricular hypertrophy criteria, electrical alternans vs. respiratory variation, and much more

An ill appearing patient arrives to the emergency department in extremis and history is limited. The following ECG is obtained:

ECG cases to help you save lives and also crush your board exams

A 45-year-old woman is being observed in the emergency department after treatment with thrombolytics for MI. She is noted to be tachycardic one hour after treatment with a change in…

STAT ECG Diagnoses: differential diagnoses for low voltage QRS complexes and ventricular arrhythmias in patients with left ventricular assist devices (LVADs)

An 82-year-old man is brought to the emergency department with confusion and decreased level of consciousness. He is noted to be hypotensive, bradycardic, hypothermic, and hypoglycemic. The following ECG is…

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…

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:

ECG Basics & Fundamentals: the sensitive vs. specific definitions for low voltage QRS complexes and differentials that cause them

A 66-year-old woman presents to the emergency department with a few days of midsternal chest pain that is sharp and non-radiating. She is noted to have mild dyspnea on exertion…

Differential Diagnoses: causes of low voltage QRS complexes aside from pericardial effusion

HPI:  A 48-year-old man presents to the ED with malaise of subacute onset. He is mildly tachypneic with clear breath sounds bilaterally. The following ECG is obtained: Case ECG Before…

ECG Basics & Fundamentals: electrical alternans is present in less than 1/3 of patients with proven cadiac tamponade

A 56-year-old woman with history of breast cancer presents to the ED with chest pain and dyspnea. She is found to be afebrile, tachypneic, and tachycardic with a normal blood…

Differential DIagnoses: low voltage QRS and sinus tachycardia