Results 21 to 30 of about 171,293 (296)

Predictive models of syncope causes in an outpatient clinic [PDF]

open access: yes, 2008
The investigation of unexplained syncope remains a challenging clinical problem. In the present study we sought to evaluate the diagnostic value of a standardized work-up focusing on non invasive tests in patients with unexplained syncope referred to a ...
Fromer, M.   +7 more
core   +1 more source

ST elevation myocardial infarction during head-up tilt testing [PDF]

open access: yesJournal of Cardiovascular and Thoracic Research, 2019
We report a case of ST elevation myocardial infarction (STEMI) during head-up tilt testing (HUTT). A 54-year-old man was admitted to our emergency department after four episodes of syncope. Treadmill test and electrophysiological study were normal. During passive HUTT, the patient had inferolateral ST elevation.
Lucas Simonetto Faganello   +3 more
openaire   +3 more sources

SHORT HEAD-UP TILT TEST

open access: yesThe Professional Medical Journal, 2012
Objective: The aim of the present study was to evaluate the time to syncope in Nitroglycerine potentiated short Head-up tilt test.Study Design, Settings & Duration: This was a descriptive cross sectional study conducted in Armed Forces Institute of cardiology from May2006 to May, 2007.
HUMAIRA FAYYAZ KHAN   +4 more
openaire   +2 more sources

A Time-Varying Non-Parametric Methodology for Assessing Changes in QT Variability Unrelated to Heart Rate Variability [PDF]

open access: yes, 2017
OBJECTIVE: To propose and test a novel methodology to measure changes in QT interval variability (QTV) unrelated to RR interval variability (RRV) in non-stationary conditions. METHODS: Time-frequency coherent and residual spectra representing QTV related
Bailon, R, Laguna, P, Orini, M, Pueyo, E
core   +3 more sources

Prolonged Asystole during Head-Up Tilt Test in a Patient with Malignant Neurocardiogenic Syncope

open access: yesJournal of Arrhythmia, 2008
A 27 year-old man was taken to our emergency room after collapsing during a conference. The patient had a history of syncope twice since age 15. A marked sinus bradycardia and asystole were induced causing the patient to collapse when tested to stand up ...
Takashi Tokano, MD   +6 more
doaj   +1 more source

Investigation of robotics-assisted tilt-table therapy for early-stage rehabilitation in spinal cord injury [PDF]

open access: yes, 2013
This article provides the outcome of an investigation of robotics-assisted tilt-table therapy for early-stage rehabilitation in spinal cord ...
Allan, David   +4 more
core   +1 more source

The organization of soil disposal by ants [PDF]

open access: yes, 2007
Colonies of Pheidole ambigua ants excavate soil and drop it outside the nest entrance. The deposition of thousands of loads leads to the formation of regular ring-shaped piles. How is this pattern generated? This study investigated soil pile formation on
Holcombe, M.   +2 more
core   +3 more sources

Head-up tilt test – a rationale for using in diagnosis of syncope

open access: yesHeart Vessels and Transplantation, 2020
Fainting and loss of consciousness (including syncope) are one of the most common causes of medical consultations. A detailed history is of particular importance in their diagnosis.
Adam Stanczyk
doaj   +1 more source

Mechatronic design of the Twente humanoid head [PDF]

open access: yes, 2010
This paper describes the mechatronic design of the Twente humanoid head, which has been realized in the purpose of having a research platform for human-machine interaction.
Brouwer, Dannis M.   +4 more
core   +4 more sources

Characteristics of head‐up tilt testing with additional adenosine compared with head‐up tilt testing with isoproterenol and isosorbide dinitrate [PDF]

open access: yesJournal of Arrhythmia, 2014
AbstractBackgroundHead‐up tilt (HUT) testing is used to establish the diagnosis of neurally mediated syncope (NMS). Adenosine administration during HUT testing is useful for inducing NMS. However, no comparison between adenosine HUT testing and HUT testing using other drugs has been reported.
Norikazu Watanabe, MD   +13 more
openaire   +2 more sources

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