Prospective evaluation of autonomic dysfunction in post-acute sequela of COVID-19

SM Jamal, DB Landers, SM Hollenberg, ZG Turi… - Journal of the American …, 2022 - jacc.org
Background Patients with post-acute sequela of COVID-19 (PASC) often report symptoms of
orthostatic intolerance and autonomic dysfunction. Numerous case reports link postural …

Indications, methodology, and classification of results of tilt-table testing

R Sutton, DM Bloomfield - The American journal of cardiology, 1999 - Elsevier
Tilt-table testing has become an important part of the evaluation of patients with unexplained
syncope, although not every patient with vasovagal syncope requires it. Studies have …

New classification of haemodynamics of vasovagal syncope: beyond the VASIS classification: Analysis of the pre-syncopal phase of the tilt test without and with …

M Brignole, C Menozzi, A Del Rosso, S Costa… - EP …, 2000 - academic.oup.com
We believe that the pattern of blood pressure response to tilt during the time preceding the
development of the vasovagal reaction may provide adjunctive diagnostic information. A …

Dual-chamber pacing in the treatment of neurally mediated tilt-positive cardioinhibitory syncope: pacemaker versus no therapy: a multicenter randomized study

R Sutton, M Brignole, C Menozzi, A Raviele, P Alboni… - Circulation, 2000 - Am Heart Assoc
Background—This study was performed to compare implantation of a DDI pacemaker with
rate hysteresis with no implant in respect to syncopal recurrences in patients with severe …

'The Italian Protocol': a simplified head-up tilt testing potentiated with oral nitroglycerin to assess patients with unexplained syncope

A Bartoletti, P Alboni, F Ammirati, M Brignole… - EP …, 2000 - academic.oup.com
Head-up tilt testing potentiated by sublingual nitroglycerin (NTG), advocated by an Italian
group, is a simple and safe but still not a standardized, diagnostic tool for the investigation of …

[HTML][HTML] Pubertal hormonal changes and the autonomic nervous system: potential role in pediatric orthostatic intolerance

KE Coupal, ND Heeney, BCD Hockin… - Frontiers in …, 2019 - frontiersin.org
Puberty is initiated by hormonal changes in the adolescent body that trigger physical and
behavioral changes to reach adult maturation. As these changes occur, some adolescents …

Closed loop stimulation in prevention of vasovagal syncope. Inotropy Controlled Pacing in Vasovagal Syncope (INVASY): a multicentre randomized, single blind …

E Occhetta, M Bortnik, R Audoglio, C Vassanelli… - EP …, 2004 - academic.oup.com
Objectives To determine whether dual-chamber rate-adaptive Closed Loop Stimulation
(CLS) could prevent recurrence of Vasovagal Syncope (VVS). Background During VVS, an …

Diagnostic yield of external electrocardiographic loop recorders in patients with recurrent syncope and negative tilt table test

A Schuchert, R Maas, C Kretzschmar… - Pacing and clinical …, 2003 - Wiley Online Library
External electrocardiographic loop recording permits extended cardiac rhythm monitoring
and ECG storage before and after device activation. The purpose of the study was to assess …

Prediction of vasovagal syncope from heart rate and blood pressure trend and variability: experience in 1,155 patients

N Virag, R Sutton, R Vetter, T Markowitz, M Erickson - Heart rhythm, 2007 - Elsevier
BACKGROUND: Vasovagal syncope (VVS) is a complex fainting disorder commonly
triggered by orthostatic stress. OBJECTIVE: We developed an algorithm for VVS prediction …

Age and hemodynamic responses to tilt testing in those with syncope of unknown origin

AS Kurbaan, TJ Bowker, N Wijesekera… - Journal of the American …, 2003 - jacc.org
Objectives: We sought to determine whether there are age-related differences in vasovagal
syncope. Background: In those with suspected vasovagal (neurocardiogenic) syncope, tilt …