Publications by authors named "Kuchynka P"

Cardiac sarcoidosis (CS) is a form of inflammatory cardiomyopathy associated with significant clinical complications such as high-degree atrioventricular block, ventricular tachycardia, and heart failure as well as sudden cardiac death. It is therefore important to provide an expert consensus statement summarizing the role of different available diagnostic tools and emphasizing the importance of a multidisciplinary approach. By integrating clinical information and the results of diagnostic tests, an accurate, validated, and timely diagnosis can be made, while alternative diagnoses can be reasonably excluded.

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Aims: In patients with recently diagnosed non-ischaemic LV systolic dysfunction, left ventricular reverse remodelling (LVRR) and favourable prognosis has been documented in studies with short-term follow-up. The aim of our study was to assess the long-term clinical course and stability of LVRR in these patients.

Methods And Results: We prospectively studied 133 patients (37 women; 55 [interquartile range 46, 61] years) with recently diagnosed unexplained LV systolic dysfunction, with heart failure symptoms lasting <6 months and LV ejection fraction <40% persisting after at least 1 week of therapy.

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Article Synopsis
  • Sarcoidosis is a disease that causes inflammation in different parts of the body, and it can affect the heart even if people don't have heart symptoms.
  • This study looked at 55 patients who were recently diagnosed with sarcoidosis but showed no heart issues, using a special heart scan called CMR to check for heart involvement.
  • The results showed that only a small number of those patients (6%) had signs of heart issues, suggesting that heart problems are rare in these cases, but the CMR scan can be helpful to find them.
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Aims: The aim of the work was to find out the current subjective preferences of Czech cataract surgeons in terms of individual procedures, techniques and materials used during cataract surgery.

Material And Methods: This study was conducted in the form of a questionnaire (online, a total of 44 questions). The survey respondents were members of the Czech Society of Refractive and Cataract Surgery.

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Cardiac sarcoidosis: from diagnosis to treatment.

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub

November 2021

Sarcoidosis is a systemic granulomatous disease of unknown cause. Its clinical presentations are heterogeneous and virtually any organ system can be affected, most commonly lungs. The manifestations of cardiac sarcoidosis (CS) are heterogenous depending on the extent and location of the disease and range from asymptomatic forms to life-threatening arrhythmias as well as to progressive heart failure.

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Mucopolysaccharidosis type VII (MPS VII) is a rare autosomal recessive lysosomal storage disorder. MPS VII is caused by mutations in the GUSB gene that encodes β-glucuronidase. Adult MPS VII patients present with musculoskeletal abnormalities, coarse features, and corneal clouding.

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Cardiac abnormalities associated with hypereosinophilia represent rare diseases and occurs most commonly due to hypersensitivity or allergic reactions, other possible etiologies cover infections, malignancy, vasculitis or hypereosinophilic syndromes. Three stages of cardiac involvement are usually described. Initially, myocardial inflammation occurs, that can continue with a thrombotic stage and eventually progress to the last irreversible stage called endomyocardial fibrosis, which represents one of the acquired forms of restrictive cardiomyopathy.

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We present images of a papillary fibroelastoma on a pulmonary valve - echocardiography, intraoperative images, macroscopic and microscopic images of the tumor in this uncommon location.

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Background: Normative reference values for echocardiographic chamber quantification are of great importance; however, this can be challenging. Our aim was to derive these values including degrees of abnormality from a random Central European population sample with a homogeneous subset of healthy subjects.

Methods: We analysed echocardiograms obtained in a randomly selected population sample during the Czech post-MONICA survey in 2007/2008.

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Unlabelled: Bacground: Cardiac magnetic resonance imaging (MRI) represents the gold standard in noninvasive evaluation of myocardial tissue. However, some patients are unable to undergo cardiac MRI due to a variety of reasons.

Aims: We sought to determine the diagnostic accuracy of routinely performed contrast‑enhanced computed tomography (CECT) compared with cardiac MRI in the evaluation of myocardial tissue.

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Background: Elevated levels of the extracellular matrix glycoprotein osteopontin (OPN) may be detected in both myocardium and plasma under various pathological conditions affecting the heart. Several studies demonstrated increased plasma OPN levels in patients with heart failure due to dilated cardiomyopathy (DCM), while other studies showed high OPN expression levels in the myocardium of such patients. However, very little is known about OPN levels in both plasma and myocardium of the same individual with DCM.

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Background: Despite the high volume of contrast-enhanced computed tomography (CECT) examinations, there is limited awareness about its risks among patients and little is known about the influence of patient information sheets.

Objectives: The objective of this study was to assess patients' awareness and perception of risks related to CECT examination and how they are influenced by an information sheet.

Material And Methods: A total of 263 adult patients scheduled for a CECT examination completed a questionnaire.

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Article Synopsis
  • Left atrial (LA) enlargement is linked to poorer outcomes after catheter ablation for atrial fibrillation (AF), prompting a study on the consistency of LA size measurements using echocardiography, CT, and 3D electroanatomical mapping in AF patients.
  • The study analyzed LA volume (LAV) data from 100 patients, revealing that while 3D mapping showed better correlation with CT measurements, both echocardiography and 3D mapping had notable issues with low precision and accuracy.
  • The findings suggest that although 3D electroanatomical mapping is relatively accurate, the precision of all evaluated methods is lacking, highlighting the need for improved measurement techniques in clinical practice.
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Aim Of The Study: To assess the diagnostic utility of a simplified approach to relative apical sparing of longitudinal strain (RAS LS) using only an apical four-chamber view (A4C) in patients with AL amyloid cardiomyopathy (ALAC).

Methods: We retrospectively evaluated echocardiographic recordings of 20 patients with ALAC, 20 patients with Fabry disease-related cardiomyopathy (FD), and 20 patients with concentric hypertensive left ventricular hypertrophy (HLVH) matched for mean LV mean thickness. Peak segmental LS values of the interventricular septum and lateral LV wall were measured in the A4C using two-dimensional speckle-tracking echocardiography.

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Article Synopsis
  • Catheter ablation (CA) is a recognized treatment for patients with atrial fibrillation (AF), yet the factors influencing its success are not completely understood.
  • A study involving 99 patients analyzed CT scans to identify structural characteristics associated with positive outcomes after CA over 1 and 3 years.
  • Results showed that various anatomical parameters, such as distances and areas related to pulmonary veins, served as predictors of successful CA, differing between paroxysmal and persistent AF cases.
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Background: Reflux esophagitis (RE) may mimic symptoms requiring cross-sectional imaging.

Methods: From 565 patients who had CT and esophagogastroduodenoscopy within four days apart, CT scans of 72 patients with RE confirmed by esophagogastroduodenoscopy and 108 matched patients without RE were evaluated for distal esophageal wall characteristics.

Results: In RE patients the distal esophageal wall thickness was greater (5.

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Background: Osteopontin (OPN) is an extracellular matrix glycoprotein that plays a role in a variety of cellular activities associated with inflammatory and fibrotic responses. Increased OPN levels in myocardium and plasma have been demonstrated in patients with dilated cardiomyopathy (DCM). However, nothing is known about OPN levels in patients with hypertrophic cardiomyopathy (HCM).

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Coronary artery anomalies represent a diverse group of congenital disorders characterized by abnormalities of coronary arteries anatomy. We describe an extremely rare case of giant torturous left circumflex artery draining to the right atrium manifesting by palpitations and atrial fibrillation.

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