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Assessment of sympathetic index from the Valsalva maneuver
OBJECTIVE: Blood pressure (BP) decline and recovery during the Valsalva maneuver (VM) are used to evaluate the degree of sympathetic failure (SF) but a reliable sympathetic index (SI) derived from VM is lacking. METHODS: Patients with mild (n = 20), moderate (n = 65), and severe (n = 60) SF and 23 h...
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| Formato: | Artigo |
| Lenguaje: | Inglês |
| Publicado: |
Lippincott Williams & Wilkins
2011
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| Acceso en línea: | https://ncbi.nlm.nih.gov/pmc/articles/PMC3269073/ https://ncbi.nlm.nih.gov/pubmed/21646629 https://ncbi.nlm.nih.govhttp://dx.doi.org/10.1212/WNL.0b013e31821e5563 |
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