Weekly Workout March 4, 2019
ECG Basics & Fundamentals: causes of prolonged ST segment

A 54-year-old woman presents to the emergency department with generalized weakness and nausea. She is tachycardic but otherwise has normal vital signs. The following ECG was obtained:

Weekly Workout December 24, 2018
Reverse Wellens Waves: not all biphasic T waves are indicative of ACS!

A 25-year-old woman presents to the emergency department with lightheadedness and palpitations for 1 week. Her symptoms worsened today with a near-syncopal episode. She is thin/frail and dehydrated in appearance….

Weekly Workout October 14, 2018
Differential Diagnoses: a triad of long QT interval, PVC’s, & ST segment depression

A 56-year-old woman presents to a busy ED dehydrated with acute gastroenteritis. She is placed in a hallway bed and treated with IV fluids and ondansetron. On reassessment the patient…

Weekly Workout April 10, 2017
STAT ECG Diagnoses: regular wide complex tachycardia (RWCT) after succinylcholine?

A middle-age man presents to the ED with acute hypoxemic respiratory failure from multilobar pneumonia. He is intubated using etomidate and succinylcholine and noted to have a change in rhythm…

Weekly Workout December 11, 2016
Differential Diagnoses: the most likely causes of a prolonged QT interval

A 70-year-old woman presents to the ED with upper abdominal pain and vague paresthesias. The following ECG is obtained:

Weekly Workout February 9, 2015
Differential Diagnoses: long QTc interval

HPI: 32-year-old female with PMHx of hyperthyroidism (on carbimazole) presents with jaundice and intermittent palpitations. She has mild RUQ abdominal pain, but is otherwise well. Vitals: HR~100, BP-130/70, RR-18, afebrile. Exam:…

Weekly Workout February 2, 2015
ECG basics and fundamentals: Prehospital STEMI activations with a review of the literature

50-year-old woman with a PMHx of DM and obesity presents with dizziness and sub-acute back pain. She also reports myalgias and anorexia. She denies any associated chest pain, and is…

Weekly Workout January 12, 2015
Differential Diagnoses: how to use ECG differentials to clinch the diagnosis in sick patients

HPI: 64-year-old male smoker with a Hx of HTN, DM, COPD presents with lightheadedness and chest tightness. He has had flu like symptoms for the past week, that have been…

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