ECG STAT Diagnoses
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Optical Illusions and 12-Lead ECGs: How First Impressions Can Mislead
A 42-year-old woman presents to the emergency department with chest pain, shortness of breath, and palpitations. Her blood pressure and mental status are noted to be normal. The following ECG…
Aslanger’s Pattern and the Limits of Traditional STEMI Criteria
A 76-year-old man presents to the emergency department with shortness of breath, severe weakness, diaphoresis, and confusion. The following ECG is obtained on arrival:
2025 Clinical Guidelines for the Management of Acute Coronary Syndromes: Key Highlights
A 90-year-old woman presents to the emergency department with acute chest pain, nausea, and shortness of breath. She has two negative troponins 6 hours apart. The following ECG was obtained…
Unrecognized Killers in Emergency Electrocardiography, Part III
A 55-year-old woman with a history of hypertension, diabetes, and tobacco use presents to the emergency department with chest heaviness and shortness of breath. Her initial ECG raised immediate concern…
Unrecognized Killers in Emergency Electrocardiography, Part II
A 46-year-old woman presents after two syncopal episodes associated with palpitations. She reports feeling a rapid heart rate before losing consciousness. She has a few witnessed episodes in the emergency…
Unrecognized Killers in Emergency Electrocardiography
A 42-year-old man presents with fever, cough, shortness of breath, and vomiting. He appears toxic and dehydrated on arrival with suspected severe sepsis from multilobar pneumonia. He is later intubated…
2025 EMS Cases Part III
A 69-year-old woman is being brought in by EMS for palpitations and dizziness. She is found to be markedly tachycardic, but is alert with a normal blood pressure. The following…
2025 EMS Cases Part II
A 57-year-old man is being brought in by EMS for generalized weakness and vomiting. The following ECG is obtained and transmitted as a CODE STEMI alert:
2025 EMS Cases Part I
A 55-year-old woman calls EMS with acute palpitations and chest discomfort. Vitals are normal aside from marked tachycardia. The following prehospital ECG is obtained:
Concordance vs. Discordance: Recognition of Critical ECG Patterns
A 54-year-old woman presents to the emergency department with acute chest pain radiating to the jaw and left upper extremity. The following ECG is obtained:
2025 In-Training Exam Preparation (Part III/III)
A 47-year-old male presents to the emergency department with acute chest and back pain. The following ECG is obtained, and concerning for diffuse ST segment elevation:
2025 In-Training Exam Preparation (Part II/III)
A patient presents to the emergency department after an episode of syncope and suddenly loses consciousness while obtaining the following ECG at triage:
Respect the T Wave: Early Clues to Cardiac Ischemia
A 54-year-old man presents to the emergency department with chest pain concerning for an acute coronary syndrome. An initial ECG is performed on arrival and appears normal, the following repeat…
T Wave Clues: Uncovering Concealed Conduction Blocks and Arrhythmias
A 58-year-old man presents to the emergency department after an episode of syncope. The following ECG is obtained on arrival and interpreted as “sinus bradycardia”:
Hyperacute T Waves: Distinguishing Early MI from Other Big T Wave Abnormalities
A 64-year-old man with PMHx of HTN, DM, and tobacco use presents with central chest pain that radiates to his left arm. The following ECG is obtained on arrival:
Paralysis Unmasked: ECG Clues That Saved the Day
A 45-year-old woman with PMHx of HTN, DM, ESRD (MWF hemodialysis) presents with acute weakness of all extremities. She reports feeling normal and fully functional before going to bed the…
A Decade of ECG Gems: The Final 5 Favorite Cases
A 50-year-old woman presents with palpitations. She reports symptoms of an upper respiratory infection and has a low grade fever. The following ECG is obtained:
2024 UMMC Cases (Part III)
A 67-year-old man arrives at the emergency department with palpitations. He is noted to be tachycardic at triage and the following ECG is obtained and interpreted as “sinus tachycardia”:
2024 UMMC Cases (Part II)
A 55-year-old woman arrives at the emergency department with shortness of breath and is noted to be tachypneic. The following ECG is obtained:
2024 UMMC Cases (Part I)
A 69-year-old man arrives at the emergency department with shortness of breath and profuse sweating. The ECG obtained below shows sinus tachycardia at a rate of ~ 130 bpm with…
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