Na channel blocker toxicity

Results:
Weekly Workout August 23, 2021
STAT ECG Diagnoses: a review of the differentials to consider when dealing with wide complex tachycardias and when antiarrhythmic medications can be harmful

A 41-year-old female is brought into the ED by EMS unresponsive with unknown past medical history. She is found to be febrile, normotensive (126/78), tachycardic (120s-150s), tachypneic (30s with a…

Weekly Workout July 5, 2021
STAT ECG Diagnoses: knowing what you are looking for when differentiating the different types of regular wide complex tachycardias

A 79-year-old male is brought into the ED by EMS with palpitations and lightheadedness while doing light yardwork. He is found to have a wide complex tachycardia at 155 bpm,…

Weekly Workout January 13, 2020
STAT ECG Diagnoses: the great immitator strikes again in a case of wide complex tachycardia

A 48-year-old female presents to the ED 2 days after Thanksgiving with complaints of severe generalized weakness, palpitations, and chest discomfort. She is noted to be tachycardic and tachypneic at…

Weekly Workout January 1, 2018
Differential Diagnoses: wide QRS, right axis deviation, tall R wave in V1

HPI: A 76-year-old woman presents to the ED with dyspnea and a syncopal episode. History is limited because the patient is listless and confused. The following ECG was obtained: Case…

Weekly Workout September 19, 2016
Differential DIagnoses: right axis deviation, prolonged QT interval, and a wide QRS

A 46-year-old man with no known past medical history presents to the ED with recurrent witnessed seizures, actively seizing. The seizures are not responding to treatment with benzodiazepines. The following…

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