Why the study?
Does the behavior of pulsus alternans correlate with the degree of heart failure and prognosis?
Population
Patients with pulsus alternans
Design
Case_series
Follow-up
3 years
Authors
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Pulsus alternans patterns may track heart failure severity in select cases; leaves open prognostic value pending larger studies.
Does the behavior of pulsus alternans correlate with the degree of heart failure and prognosis?
The behavior of pulsus alternans correlates with the degree of heart failure, though sustained alternans at rest does not carry special prognostic significance.
Ryan et al. (1956) studied this question.
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