Splanchnic Venous Compression Enhances the Effects of ß-Blockade in the Treatment of Postural Tachycardia Syndrome.
abdominal binder
abdominal compression
postural tachycardia syndrome
propranolol
splanchnic circulation
Journal
Journal of the American Heart Association
ISSN: 2047-9980
Titre abrégé: J Am Heart Assoc
Pays: England
ID NLM: 101580524
Informations de publication
Date de publication:
21 07 2020
21 07 2020
Historique:
pubmed:
17
7
2020
medline:
12
3
2021
entrez:
17
7
2020
Statut:
ppublish
Résumé
Background Splanchnic venous pooling induced by upright posture triggers a compensatory increase in heart rate (HR), a response that is exaggerated in patients with postural tachycardia syndrome. To assess whether abdominal compression attenuates orthostatic tachycardia and improves symptoms, 18 postural tachycardia syndrome patients (32±2 years) were randomized to receive either abdominal compression (40 mm Hg applied with an inflatable binder ≈2 minutes before standing) or propranolol (20 mg) in a placebo-controlled, crossover study. Methods and Results Systolic blood pressure, HR, and symptoms were assessed while seated and standing, before and 2 hours postdrug. As expected, propranolol decreased standing HR compared with placebo (81±2 versus 98±4 beats per minute;
Identifiants
pubmed: 32673517
doi: 10.1161/JAHA.120.016196
pmc: PMC7660715
doi:
Substances chimiques
Adrenergic beta-Antagonists
0
Propranolol
9Y8NXQ24VQ
Banques de données
ClinicalTrials.gov
['NCT00262470']
Types de publication
Journal Article
Randomized Controlled Trial
Research Support, N.I.H., Extramural
Research Support, Non-U.S. Gov't
Langues
eng
Sous-ensembles de citation
IM
Pagination
e016196Subventions
Organisme : NHLBI NIH HHS
ID : R01 HL142583
Pays : United States
Organisme : NCATS NIH HHS
ID : UL1 TR000445
Pays : United States
Organisme : NINDS NIH HHS
ID : U54 NS065736
Pays : United States
Organisme : NCRR NIH HHS
ID : KL2 RR024977
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL144568
Pays : United States
Organisme : NHLBI NIH HHS
ID : P01 HL056693
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL122847
Pays : United States
Organisme : NHLBI NIH HHS
ID : R01 HL149386
Pays : United States
Commentaires et corrections
Type : CommentIn
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