<p>Vascular Ehlers-Danlos syndrome (vEDS) is an inherited connective tissue disorder characterized by arterial fragility. Celiprolol is a β1-adrenoceptor antagonist with partial β2 agonist activity capable of reducing rates of vascular events in this setting, though the underlying mechanisms have yet to be elucidated. In particular, no conclusive evidence exists on its impact on blood pressure (BP) parameters in patients with vEDS. Accordingly, the aim of our study was to perform a comprehensive assessment of BP profile in a cohort of patients with vEDS receiving celiprolol titrated to the maximum tolerated dose. Consecutive outpatients with molecularly confirmed vEDS undergoing office BP measurement and 24-h ambulatory BP monitoring (ABPM) were retrospectively evaluated. Using 24-h systolic BP, diastolic BP, mean BP, and pulse pressure (PP) (mmHg) values, indices of short-term BP variability were calculated. A generalized linear regression model was applied to analyze the correlation between initial values of BP parameters and their variation with celiprolol therapy. Overall, 20 subjects were included (12 females). Eight patients (40%) had 24-h ABPM values consistent with hypertension. Five subjects (25%) defined hypertensives at 24-h ABPM had optimal BP control at office BP measurement, suggesting a “masked” hypertension. A significant correlation was found between initial values of indices of short-term PP variability and their change with celiprolol therapy, with a particularly high Pearson’s index for PP coefficient of variation (<i>r</i> = −0.926; <i>p</i> &lt; 0.001). In patients with vEDS, 24-h ABPM is confirmed a reliable tool in identifying hypertension phenotypes. Treatment with celiprolol may reduce PP variability proportionally to its initial magnitude. Dedicated studies on larger cohorts should evaluate whether short-term PP variability is a reliable prognostic marker and therapeutic target in this clinical setting.</p><p></p>

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Short-term pulse pressure variability: a novel prognostic marker and therapeutic target in patients with vascular Ehlers-Danlos syndrome? Preliminary results from a pilot study

  • Giacomo Buso,
  • Roberto Gatta,
  • Federica Corvini,
  • Nicola Laera,
  • Claudia Agabiti-Rosei,
  • Anna Paini,
  • Giuseppe Bulgari,
  • Beatrice Petroboni,
  • Fabio Bertacchini,
  • Carlo Aggiusti,
  • Deborah Stassaldi,
  • Sara Capellini,
  • Massimo Salvetti,
  • Carolina De Ciuceis,
  • Marco Ritelli,
  • Marina Venturini,
  • Marina Colombi,
  • Maria Lorenza Muiesan

摘要

Vascular Ehlers-Danlos syndrome (vEDS) is an inherited connective tissue disorder characterized by arterial fragility. Celiprolol is a β1-adrenoceptor antagonist with partial β2 agonist activity capable of reducing rates of vascular events in this setting, though the underlying mechanisms have yet to be elucidated. In particular, no conclusive evidence exists on its impact on blood pressure (BP) parameters in patients with vEDS. Accordingly, the aim of our study was to perform a comprehensive assessment of BP profile in a cohort of patients with vEDS receiving celiprolol titrated to the maximum tolerated dose. Consecutive outpatients with molecularly confirmed vEDS undergoing office BP measurement and 24-h ambulatory BP monitoring (ABPM) were retrospectively evaluated. Using 24-h systolic BP, diastolic BP, mean BP, and pulse pressure (PP) (mmHg) values, indices of short-term BP variability were calculated. A generalized linear regression model was applied to analyze the correlation between initial values of BP parameters and their variation with celiprolol therapy. Overall, 20 subjects were included (12 females). Eight patients (40%) had 24-h ABPM values consistent with hypertension. Five subjects (25%) defined hypertensives at 24-h ABPM had optimal BP control at office BP measurement, suggesting a “masked” hypertension. A significant correlation was found between initial values of indices of short-term PP variability and their change with celiprolol therapy, with a particularly high Pearson’s index for PP coefficient of variation (r = −0.926; p < 0.001). In patients with vEDS, 24-h ABPM is confirmed a reliable tool in identifying hypertension phenotypes. Treatment with celiprolol may reduce PP variability proportionally to its initial magnitude. Dedicated studies on larger cohorts should evaluate whether short-term PP variability is a reliable prognostic marker and therapeutic target in this clinical setting.