LPFB

Results:
ECG STAT September 1, 2025
Fascicular Blocks

Key Points Definition: Delay/block within the left bundle’s fascicles—left anterior (LAF) or left posterior (LPF)—alters ventricular activation and the QRS axis. Types: LAFB (common) → left axis deviation; LPFB (rare)…

ECG STAT September 1, 2025
Left Posterior Fascicular Block (LPFB)

Key Points Mechanism: Block in the left posterior fascicle → LV activates mainly via the left anterior fascicle, spreading superior-to-inferior toward the inferior/posterior LV. ECG signature: Right axis deviation (RAD)…

Weekly Workout October 9, 2022
Bradydysrhythmia: An irregular rhythm with grouped or clumped beats

 A 75-year-old woman presents to the emergency department with palpitations and near syncope. She is noted to be bradycardic with an irregular rhythm. The following ECG is obtained on arrival:

Weekly Workout July 27, 2015
ECG Basics & Fundamentals: a 5 step approach to ECG interpretation and how to think of differential diagnoses

HPI: A 70-year-old man presents with generalized malaise. He has a history of ESRD and has missed dialysis this week. The following ECG is obtained: Case ECG   Before watching…

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