Left bundle branch block (LBBB) masks changes due to hyperkalemia: A myth | Zendy

Kumar Anil | Zendy; Shah Neel | Zendy; Jesmajian Stephen | Zendy

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Left bundle branch block (LBBB) masks changes due to hyperkalemia: A myth

Author(s) -

Kumar Anil,

Shah Neel,

Jesmajian Stephen

Publication year - 2010

Publication title -

journal of hospital medicine

Language(s) - English

Resource type - Journals

SCImago Journal Rank - 1.128

H-Index - 65

eISSN - 1553-5606

pISSN - 1553-5592

DOI - 10.1002/jhm.625

Subject(s) - medicine , left bundle branch block , qrs complex , cardiology , hyperkalemia , bundle branch block , t wave , electrocardiography , pr interval , prolongation , heart block , u wave , bundle , heart rate , heart failure , blood pressure , materials science , composite material

Left bundle branch block masks ischemic changes but not those due to electrolyte imbalance. Peaking of T waves, prolongation of PR interval, diminution/absence of P wave, and widening of QRS complex can still be appreciated if one carefully compares the baseline ECG to the presenting ECG. Journal of Hospital Medicine 2010;5:226–227. © 2010 Society of Hospital Medicine.

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