Population
A 52-year-old woman with paroxysmal supraventricular tachycardias (PST)
Design
Case_report
Authors
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May aid recognition of atypical PST mechanisms; leaves open confirmation of fixed dual AV nodal anatomy.
This case report demonstrates distinct refractory periods, conduction velocities, and block patterns in dual AV nodal pathways, suggesting a well-defined anatomical substratum.
Elizari et al. (1991) studied this question.
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