Re - entry due to Manifest and Concealed His Bundle Ectopic Systoles


SUMMARY Concealed (C) His bundle ectopic systoles (H') have been shown in man to give rise to first and second degree atrioven-tricular (A-V) block and to simulate nonconducted atrial premature beats (P'). This report outlines a hitherto undescribed electro-physiologic consequence of H' in a 69-year-old man with arterio-sclerotic heart disease and a… (More)


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