High grade AV block
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High-Grade (Advanced) AV Block
Key Points Definition: A severe form of second-degree AV block with two or more consecutive non‑conducted P waves (for example 3:1, 4:1). Do not force a Mobitz label when multiple…
High-Grade AV Block: New Perspectives and Important Clarifications
A 51-year-old man presents to the emergency department via EMS with nausea, vomiting, weakness, severe bradycardia (HR in the 20s), and hypotension (BP 60s systolic). The following ECG is obtained…
Recent University of Maryland Medical Center Cases (Part IV)
A 73-year-old man is brought to the emergency department with palpitations. The following ECG is obtained on arrival:
Bradyarrhythmias: the nuances of complete heart blocks
A 50-year-old man presents to the emergency department with generalized weakness and lightheadedness. He is noted to be bradycardic, and the following ECG is obtained:
Bradyarrhythmias: rash, a history of tick bite, and slow regular rhythms
A 61-year-old man presents to the emergency department with generalized weakness and dyspnea. He reports a recent tick bite and associated circular rash with target-like appearance to the arm. He…
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- normal
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