Publications by authors named "Peter Domsik"

Introduction: Lipoedema is a chronic feminine disease with disproportional painful fat deposition of the lower body half and occassional arm affection.

Aim: The objective of the present study was to assess LA volumetric and functional properties by three-dimensional speckle-tracking echocardiography (3DSTE) in patients with lipoedema and to compare their results to age- and gender-matched healthy controls. It was also aimed to examine whether one-hour use of medical compression stockings (MCS) has any effect on LA volumes and functional properties.

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Background: Hemophilia is an X-linked inherited disorder primarily affecting males, its major types are type A (deficiency in factor VIII) and B (deficiency in factor IX), and is considered to be the most common severe congenital coagulation factor deficiency. The present study was designed to test whether any differences in left ventricular (LV) rotational mechanics could be demonstrated between male patients with hemophilia and healthy controls using three-dimensional speckle-tracking echocardiography (3DSTE)-derived virtual LV models.

Methods: The present study consisted of 17 patients with hemophilia, however, 3 patients were excluded due to insufficient image quality.

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Aims: Lower body half compression of bilateral secondary leg lymphoedema (LE) without relevant cardiac insufficiency gives rise to whether external leg compression may influence left ventricular (LV) function. Patients with LE were subjected to baseline two-dimensional transthoracic echocardiography (2DTTE) for general assessment then three-dimensional speckle-tracking echocardiography (3DSTE) before and 1 h after lower body half external compression for LV torsion analysis.

Methods And Results: Baseline 2DTTE was performed in the cohort of 25 LE patients, and the results were compared with those of age- and gender-matched 52 healthy controls (mean age: 47.

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Background: Tetralogy of Fallot (TOF) is the most common cyanotic congenital heart disease (CHD). Abnormal aortic dimensions and elasticity parameters have been long described for corrected TOF (cTOF) together with left ventricular (LV) rotational abnormalities, but results are conflicting. The present study focuses on investigating LV rotational mechanics in cTOF, and possible correlation of these parameters with aortic elasticity.

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Background: Aortopathy is a common phenomenon in tetralogy of Fallot (TOF). The current study was designed to detect left ventricular (LV) deformation abnormalities and its relation to aortic stiffness in corrected TOF (cTOF) using the novel three-dimensional (3D) speckle-tracking echocardiography (3DSTE). Detailed comparative analysis between patients with early palliation-late correction (pcTOF) and early total reconstruction (etrTOF) was also performed.

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Introduction: Little is known about the relationship between left atrium (LA) volumes and contractility features along the cardiac cycle. The present study aimed to assess, by three-dimensional speckle-tracking echocardiography (3DSTE), correlations between LA volumes, volume-based functional properties, and strains during the cardiac cycle in healthy adults.

Methods: We included 217 healthy adult volunteers (mean age 33.

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Left ventricular (LV) twist is calculated from the net difference of counterclockwise apical and clockwise basal rotation during systole. The current study was designed to evaluate correlations between autonomic function and LV rotational mechanics in healthy subjects. The present study comprised 18 healthy subjects (mean age: 36±12 years, 12 men).

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Background: The left ventricle (LV) is the pump of the peripheral circulation, therefore its non-invasive accurate volumetric and functional assessment is essential. Three-dimensional (3D) speckle-tracking echocardiography (STE) is a new tool with capability of quantification of LV volumes and ejection fraction (EF). In the present study, age- and gender-dependency of 3DSTE-derived LV volumetric parameters were aimed to be quantified in healthy adults.

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Introduction And Objective: Acromegaly is a rare, chronic and slowly developing endocrine disorder caused by hypersecretion of human growth hormone and consequently of insulin-like growth factor-1 during adulthood. The present study was conducted to assess mitral annular (MA) size and function between acromegalic patients and age- and gender-matched healthy controls by three-dimensional speckle-tracking echocardiography (3D-STE). It also aimed to examine whether activity of the disease has any effect on MA parameters.

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Background: In normal circumstances while left ventricular (LV) apex rotates counterclockwise, LV base has a clockwise movement at the same time. This sort of towel-wringing-like movement is called LV twist. The present study was designed to test whether differences in LV rotational mechanics could be detected in elite athletes doing high dynamic sports with different static components in their training.

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Acromegaly and diabetes mellitus (DM) separately are associated with cardiovascular alterations and modified left ventricular (LV) deformation, which can be quantitatively assessed by three-dimensional speckle-tracking echocardiography (3DSTE). The present study aimed to assess the relationship between LV deformation and twist in the presence of DM in acromegaly. Thirty-seven acromegaly patients were involved in the study, but due to insufficient image quality 13 have to be excluded from analysis.

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Introduction: A number of studies defined normal reference values of three-dimensional (3D) speckle-tracking echocardiography (3DSTE)-derived left ventricular (LV) strains. The present study aimed to quantify normal reference values of LV strains in healthy adult population in real clinical world settings in different age groups, and to determine age- and gender-dependence of these variables in a high volume single center.

Methods: The present prospective study included 296 healthy adult subjects.

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Introduction: There is a limited number of echocardiographic studies determining mitral annular (MA) dimensions in healthy subjects. The present study aimed to establish normal reference values of three-dimensional speckle-tracking echocardiography-derived MA dimensions and functional properties in healthy adults in relation with age and gender.

Methods: The present study comprised 298 healthy adult subjects.

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Introduction: The present study was designed to define normal reference values of three-dimensional speckle-tracking echocardiography (3DSTE)-derived left atrial (LA) volumes, stroke volumes (SVs), and emptying fractions (EFs) with regard to the cardiac cycle.

Methods: The present study involved 256 healthy adult subjects in sinus rhythm who underwent complete two-dimensional Doppler echocardiography and 3DSTE at the same time. However, due to inferior image quality, 87 subjects have been excluded.

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Lipedema is a lymphedema-masquerading symmetrical, bilateral and disproportional obesity. Its conservative maintenance treatment comprises the use of flat-knitted compression pantyhoses. Lipedema is known to be associated with left ventricular morphological and functional alterations.

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Introduction: Acromegaly is a relatively rare chronic hormonal disease resulting in disfigurement. In 90% of cases, acromegaly is caused by a benign pituitary monoclonal human growth hormone-secreting tumor. The aim of the present study was to determine the presence of left ventricular (LV) deformation abnormalities using three-dimensional speckle-tracking echocardiography in a group of acromegalic patients.

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Purpose: Lipedema is a chronic, common but underdiagnosed disease masquerading obesity, with female predominance, characterized by disproportional abnormal adipose tissue distribution of the lower and also upper extremities. The present study was designed to determine whether lipedema is associated with three-dimensional (3D) speckle-tracking echocardiography (3DSTE)-derived left ventricular (LV) deformation abnormalities, and to assess the effects of 1-hour use of medical compression stockings (MCS).

Methods: The present study comprised 19 female patients with lipedema (mean age: 42.

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Background: Acromegaly is a chronic, rare hormonal disease associated with major cardiovascular co-morbidities. The disease, in the majority of the cases, is caused by a benign human growth hormone (hGH) secreting adenoma. Cardiovascular involvement is especially common in acromegalic patients from the most common hypertension to cardiomyopathy.

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Background: In complete or dextro-transposition of the great arteries (dTGA), the aorta and the pulmonary artery are transposed. The present study was designed to examine dTGAassociated left atrial (LA) volumetric and functional abnormalities in adult patients late after repair and to compare their results to those of healthy controls.

Methods: The present study consisted of 15 dTGA patients (30.

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Hypereosinophilic syndrome (HES) and immunoglobulin light-chain amyloidosis (ALA) are two, rare haematological disorders associated with cardiac alterations. The goal of the present study was a comparative assessment of left ventricular (LV) deformational parameters in HES and ALA patients using three-dimensional speckle-tracking echocardiography (3DSTE). In the present study, results of 10 HES patients (mean age: 60.

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Introduction: The right atrium (RA) roles include being a systolic reservoir, an early diastolic conduit, and a late-diastolic booster pump. The present study aimed to assess normal reference values of three-dimensional speckle-tracking echocardiography (3DSTE)-derived RA volumetric data and volume-based functional properties in healthy adult subjects.

Methods: We included 260 healthy adult subjects in sinus rhythm with complete clinical and demographic dataset, but excluded 110 of them because of inferior image quality.

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Background: Fibrous mitral annulus (MA) is an important part of the mitral valve having a role in forwarding blood from the left atrium (LA) to the left ventricle (LV). MA can be assessed by three-dimensional speckle-tracking echocardiography (3DSTE) respecting the cardiac cycle. The present study was designed to test whether repaired Tetralogy of Fallot (TOF) is associated with morphological and functional alterations of the MA.

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Introduction: Hypereosinophilic syndrome (HES) is a very heterogeneous group of disorders with varied etiologies characterized by peripheral eosinophilia and eosinophilic tissue/end-organ damage. Three-dimensional speckle-tracking echocardiography (3DSTE) was used for assessment of left ventricular (LV) rotational mechanics in HES patients.

Methods: The study comprised 13 HES patients, from which one patient was excluded due to insufficient image quality.

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Introduction: Lipedema is a barely recognized and poorly diagnosed, but common disease affecting almost exclusively female patients. The pathomechanism of lipedema is not known, and clinically, it is a bilateral, symmetrical, disproportional fatty enlargement of the lower half of the body, the disease does not affect the feet, and the upper extremities are often involved. Since lipedema is associated with increased aortic stiffness and altered left ventricular (LV) rotational mechanics, the present study was designed to compare the size and function of the mitral annulus (MA) between lipedema patients and controls by three-dimensional speckle-tracking echocardiography (3DSTE).

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Classic echocardiographic methodologies offer limited opportunities in assessing right atrial (RA) morphology and function. Three-dimensional (3D) speckle-tracking echocardiography (3DSTE) is a novel imaging method with objective 3D capability in assessing volumetric and functional properties of heart chambers. Normal reference values of different 3DSTE-derived RA strains are not available, therefore the aim of this prospective study was to establish these parameters in healthy subjects.

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