José Barbosa Filho1, Paulo Roberto B Barbosa, Ivan Cordovil
1Instituto Nacional de Cardiologia Laranjeiras, RJ, Brazil.
You might also read
Articles linked to this work by shared authors, journal, and citation graph.
This study identifies a novel nonrespiratory sinus arrhythmia in two patients. The arrhythmia, characterized by pulsus alternans, suggests intrinsic alterations in sinus node electrical activity, distinct from typical respiratory variations.
Area of Science:
Background:
Observation:
Findings:
Implications: