Results 1 to 10 of about 25,238 (106)

Predicting vasovagal syncope during head-up tilt test: three machine learning approaches. [PDF]

Front Neuroinform
IntroductionSyncope prediction during head-up tilt testing (HUTT) remains challenging due to the complex interplay between autonomic and cardiovascular responses.
Klemenc M, Pellarini D, Papič A, Poličar PG, Štepec D, Bosnić Z.   +5 more
europepmc   +2 more sources

Heart Rate Asymmetry Analysis During Head-Up Tilt Test in Healthy Men. [PDF]

Front Physiol, 2021
The purpose of this study is to assess the cardiovascular system response to orthostatic stress in a group of 133 healthy men using heart rate asymmetry (HRA) methods.
Pawłowski R, Buszko K, Newton JL, Kujawski S, Zalewski P.   +4 more
europepmc   +2 more sources

A Tick of the Clock: Finding the Sweet Spot in Tilt Table Test. The Effectiveness of Short-Duration Head-Up Tilt Test as a Diagnostic Tool in Suspected Vasovagal Patients: A Retrospective Observational Study in a Tertiary Syncope Unit. [PDF]

J Arrhythm
Aims The head‐up tilt test (HUTT) has been markedly changed over the years, especially in the specified time for the passive and active phases. However, a consensus‐based protocol has yet to be established.
Kalhor P, Ghahari P, Asgari N, Jalali A, Sadeghian S.   +4 more
europepmc   +2 more sources

The Relationship Between Unexplained Chest Pain in Children and Head-Up Tilt Test. [PDF]

Front Pediatr, 2022
BackgroundTo explore the relationship between unexplained chest pain in children and head-up tilt test (HUTT).Materials and MethodsA total of 825 children with the main symptom of unexplained chest pain were admitted to the Specialist Outpatient Clinic ...
Wang Y, Wang S, Zou R, Chen S, Li F, Wang Y, Xu Y, Wang C.   +7 more
europepmc   +2 more sources

Support Vector Machine-Based Classification of Vasovagal Syncope Using Head-Up Tilt Test. [PDF]

Biology (Basel), 2021
Syncope is the medical condition of loss of consciousness triggered by the momentary cessation of blood flow to the brain. Machine learning techniques have been established to be very effective way to address such problems, where a class label is ...
Hussain S, Raza Z, Giacomini G, Goswami N.   +3 more
europepmc   +2 more sources

A contemporary review of the head-up tilt test: Utility and limitations. [PDF]

Indian Heart J
The Head-Up Tilt Test (HUTT) has been widely used for the past four decades as part of the overall assessment of the potential causes of collapse in patients with recurring transient loss of consciousness (TLOC) of unknown cause.
Udyavar A, Shenthar J, Naik AM, Khanra D, Ramalingam V, Singhal R, Choudhary D, Gupta PN, Rao BH, Mehrotra S, Arora V, Kathuria S, Suri P, Benditt D, Sutton R.   +14 more
europepmc   +2 more sources

Diagnostic value of short-duration head-up tilt test for unexplained syncope: a non-inferiority study. [PDF]

BMC Cardiovasc Disord
Background The traditional head-up tilt test (HUTT) is time-consuming, imposing a noticeable burden on patients and on high-throughput syncope clinics. A 20-minute “Fast Italian Protocol,” introduced in 2023, promises to streamline the procedure, yet its
Yang S, Liang Y, Huang Z, Wu L, Dong R, Liu K, Cao S, Jiang L, Xie X.   +8 more
europepmc   +2 more sources

Dynamic ST-segment elevation during head-up tilt test. [PDF]

Ann Noninvasive Electrocardiol, 2023
Jing X, Chen Q.
europepmc   +2 more sources

Demographic and clinical characteristics of children and adolescents with headache and/or dizziness and hemodynamic responses to head-up tilt test. [PDF]

Ital J Pediatr
Background Headache and dizziness are common symptoms in children and adolescents, but the causes of headache/dizziness in most pediatric patients are not clearly defined.
Zou R, Wang S, Li F, Liu P, Liao D, Liu L, Liu J, Cai H, Wang Y, Wang C.   +9 more
europepmc   +2 more sources

Isoprenaline versus nitroglycerine in head-up tilt test

Indian Heart Journal, 2017
Background: HUTT test is used in evaluation of syncope. Isoprenaline and isosorbide dinitrate are used to increase the sensitivity of the test. These drugs act by different mechanisms.
Umesh R. Bilagi, Jayaprakash Shenthar, Manjunath Nanjappa Cholenahally   +2 more
doaj   +1 more source