Left bundle branch block (LBBB) masks changes due to hyperkalemia: a myth.
case_report · Level V
Where this comes from
- Record sourced from PubMed, PMID 20394028.
- Also identified by DOI 10.1002/jhm.625.
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Abstract
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.
Medical subject headings
- Bundle-Branch Block
- Electrocardiography
- Hyperkalemia
- Myocardial Ischemia