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Results 361 to 390 of 436:

Selective coronary angiography, percutaneous coronary intervention and asymptomatic peri-procedural myocardial injury

Martin Griva, Jiri Stastny, Petr Kopriva, Martin Slabak, Zdenek Coufal, Jiri Jarkovsky, Michal Svoboda, Tomas Salek, Lucie Sukupova, Milos Taborsky

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(4):324-330 | DOI: 10.5507/bp.2018.066

While an asymptomatic elevation of high sensitivity cardiac troponin (hs-cTnI) is a common finding after percutaneous coronary intervention (PCI), it does occur, quite surprisingly, also after coronary angiography (CAG). Concerning PCI, there are relationships with the total time of balloon dilation, the number of implanted stents and the total length of the implanted stents. An interesting finding is the significant relationship between hs-cTnI elevation and the amount of contrast agent and X-ray dose. Though mild troponin elevation has most probably no effect on left ventricular function or arrhythmogenesis to directly impact survival, it may pose a diagnostic quandary following a successful interventional procedure and even more so after uncomplicated coronary angiography.

Comparison of different methods of ABI acquisition for detection of peripheral artery disease in diabetic patients

Miroslav Homza, Ondrej Machaczka, Martin Porzer, Milan Kozak, Jiri Plasek, David Sipula

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(3):227-232

In diabetic patients, the authors studied screening test parameters of the ankle brachial index (ABI) for detection of peripheral arterial disease (PAD) calculated using systolic blood pressure of the individual arteries at the ankle level, lower and higher than the pressures. The calculation using lower ankle pressure provided the best test parameters, especially where negative predictive value and sensitivity is concerned. However, specificity and positive predictive values were not very high, which indicates that this method is suitable rather for identification of patients who do not need any further examination than for a reliable identification of patients with PAD. Diabetic patients with any ABI abnormality (1.4 or measurement failure) should be referred for further examination.

Therapeutic significance of hormone receptor positivity in patients with HER-2 positive breast cancer

Iveta Kolarova, Jaroslav Vanasek, Karel Odrazka, Bohuslav Melichar, Ales Ryska, Jiri Petera, Milan Vosmik, Martin Dolezel

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(4):285-292 | DOI: 10.5507/bp.2019.060

Introduction of agents targeting human epidermal growth factor receptor (HER)-2, e.g. trastuzumab, has transformed the natural history of HER-2 positive breast cancer. It is, however, evident that HER-2 positive breast cancers are a rather heterogeneous group of tumors. A substantial proportion of HER-2 positive tumors that also express hormone receptors is called triple-positive breast cancer, and these tumors are characterized by a different natural history and response to therapy compared to HER-2 positive tumors not expressing hormone receptors. The biology and natural history of triple-positive breast cancer is discussed with regard to potential therapeutic exploitation, i.e. emerging combination regimens with hormonal and other targeted drugs.

Identification of novel OXA-134-like β-lactamases in Acinetobacter lwoffii and Acinetobacter schindleri isolated from chicken litter

Patrik Mlynarcik, Jan Bardon, Miroslava Htoutou Sedlakova, Petra Prochazkova, Milan Kolar

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(2):141-146 | DOI: 10.5507/bp.2018.037

The article describes novel OXA-134-like-producing Acinetobacter spp. isolated from chicken farm litter, and underscores the role of chicken environment as a reservoir for resistance determinants.

Paramyotonia congenita in a Slovak population: Genetic and pedigree analysis of 3 families

Frantisek Cibulcik, Peter Spalek, Ivan Martinka, Jana Zidkova, Milan Grofik, Stefan Sivak, Egon Kurca

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(4):362-365 | DOI: 10.5507/bp.2018.078

Paramyotonia congenita (PMC) is an autosomal dominant disorder with paradoxical myotonia, defined as increased stiffness on repeated activities, and cold-induced muscle stiffness. Only a few families with no genetic testing have been reported in Slovakia. The authors analyzed SCN4A genetic mutations in 3 Slovak families clinically diagnosed with paramyotonia. They identified 2 mutations in the SCN4A gene associated with PMC. The results highlight the importance of screening SCN4A in genetic studies of non-dystrophic myotonias.

Single agent daratumumab in advanced multiple myeloma possesses significant efficacy even in an unselected "real-world" population

Jiri Minarik, Ludek Pour, Vladimir Maisnar, Ivan Spicka, Alexandra Jungova, Tomas Jelinek, Lucie Brozova, Petra Krhovska, Vlastimil Scudla, Roman Hajek

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(3):279-283

Single agent daratumumab has significant activity in highly pretreated MM patients. The effect is maintained even in an unselected real world population and in patients refractory to previous treatment including proteasome inhibitors and immunomodulatory drugs.

Changes in the anterior segment of the eye following uncomplicated pars plana vitrectomy. A review

Adam Kopecky, Jan Nemcansky

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(3):207-211

This review covers possible changes in the anterior segment of the eye after uncomplicated pars plana vitrectomy. The goal was to provide clinically-related conclusions from the studies as there are almost no comprehensive clinical reviews on this subject.

Midterm outcomes of mini-invasive surgical and hybrid ablation of atrial fibrillation

Marek Pojar, Ludek Haman, Petr Parizek, Andrej Myjavec, Jan Gofus, Jan Vojacek

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2019, 163(3):233-240

The authors report on the efficacy of a staged hybrid technique for atrial fibrillation which combines the mini-invasive thoracoscopic approach and endocardial treatment (two-stage hybrid procedure). The midterm outcomes for paroxysmal and persistent atrial fibrillation are good with a very low incidence of post-operative complications.

Significance of prediabetes as a nosological entity

Ladislav Stepanek, Dagmar Horakova, Marie Nakladalova, Lubica Cibickova, David Karasek, Josef Zadrazil

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2018, 162(4):249-257 | DOI: 10.5507/bp.2018.057

The prevalence of prediabetes is rapidly increasing worldwide. This disorder significantly contributes to the development of cardiovascular, oncological and other health complications. Early detection of prediabetes must not be underestimated.

Early manifestation of spasticity after first stroke in the territory of the internal carotid artery. A prospective multicenter study

Tomas Dornak, Maria Justanova, Romana Konvalinkova, Jan Muzik, Martina Hoskovcova, Martin Srp, Michal Riha, Daniela Navratilova, Pavel Otruba, Ota Gal, Ladislav Dusek, Robert Jech, Martin Bares, Petr Kanovsky

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2018, 162(4):319-323 | DOI: 10.5507/bp.2018.024

The study followed a cohort of patients in the immediate days after stroke to assess the frequency of post-stroke spasticity (PSS) and to identify potential risk factors for PSS development. Better understanding of the evolution of the disorder along with identification of PSS risk factors could lead to earlier treatment and better outcomes. Knowledge of the epidemiology of PSS in Czech Stroke Centers should help with aftercare organization.

Non-instrumental clinical monitoring does not guarantee an adequate course of general anesthesia. A prospective clinical study

Katarzyna Szostakiewicz, Zbigniew Rybicki, Dariusz Tomaszewski

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2018, 162(3):198-205 | DOI: 10.5507/bp.2018.008

Clinical monitoring during volatile anesthesia provides adequate protection during surgery. However, during intravenous anesthesia, the observation of clinical parameters is insufficient for stable maintenance of anesthesia and does not prevent intraoperative awareness. Clinical monitoring itself does not exclude periods of too deep anesthesia. The AAI index is a useful tool in monitoring patients' level of conscience during anesthesia.

Evaluation of selected insomnia predictors in adolescents and young adults with cystic fibrosis

Lucyna Tomaszek, Grazyna Cepuch, Lidia Pawlik

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2018, 162(3):212-218 | DOI: 10.5507/bp.2018.009

Insomnia affects a large percentage of cystic fibrosis patients and reduces the quality of life. Anxiety and depression are factors that increase the risk of insomnia. Steps should be taken to identify predictors of insomnia such as anxiety and depression and implement appropriate remedial measures.

Medical cannabis in the treatment of cancer pain and spastic conditions and options of drug delivery in clinical practice

Leos Landa, Jan Jurica, Jiri Sliva, Monika Pechackova, Regina Demlova

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2018, 162(1):18-25 | DOI: 10.5507/bp.2018.007

The legalisation of medical cannabis is associated with increasing interest in its practical applications. The review covers available cannabis based products in general, both in the Czech Republic and the rest of Europe. It provides a summary of clinical experience with cannabis in the treatment of pain and multiple sclerosis. Third, it describes the pharmacokinetics of medical cannabis constituents and routes of administration. Finally, it provides information on preparing medical cannabis in a faculty pharmacy.

Analysis of the seasonal incidence of acute respiratory infections including influenza (ARI) in the Czech Republic - possible contribution of the functional data boxplot in epidemiology

Ondrej Vencalek, Jan Kyncl

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2017, 161(4):381-388 | DOI: 10.5507/bp.2017.042

We propose a new approach for the determination of the baseline incidence level in epidemiology using the latest statistical methods.

Quality of life in patients with gastroschisis is comparable with the general population: A questionnaire survey

Barbora Frybova, Alena Kokesova, Daniela Zemkova, Vladimir Mixa, Radovan Vlk, Michal Rygl

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2017, 161(1):75-79 | DOI: 10.5507/bp.2016.059

A survey questionnaire study of neonates with gastroschisis gives unique feedback on their somatic growth and quality of life.

Quantification of selected antidepressants and antipsychotics in clinical samples using chromatographic methods combined with mass spectrometry: A review (2006-2015)

Pavel Sistik, Miroslav Turjap, Andreea Maria Iordache, Helena M.E.B. Saldanha, Karel Lemr, Petr Bednar

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2016, 160(1):39-53 | DOI: 10.5507/bp.2015.065

The current chromatographic and mass spectrometric methods used in therapeutic drug monitoring of major antidepressants and antipsychotic drugs in body fluids and tissues are summarized for the period 2006-2015. The article provides the reader with a comprehensive overview of sample preparation procedures, analyte stability, analytical (validation) parameters achieved by various methods as well as description and comparison of different methods.

Ischemic stroke in paediatrics - narrative review of the literature and two cases

Jozef Klucka, Petr Stourac, Roman Stoudek, Michaela Toukalkova, Hana Harazim, Martina Kosinova, Alena Stouracova, Andrej Mrlian, Petr Suk, Jan Malaska

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2017, 161(1):24-30 | DOI: 10.5507/bp.2016.053

Although intravenous and mechanical thrombectomy are currently not recommended as a standard treatment for paediatric patients with stroke, increasing evidence shows that in selected cases these therapeutic options can reduce morbidity and mortality.

Incidence and risk factors for delirium development in ICU patients - a prospective observational study

Marcela Kanova, Peter Sklienka, Roman Kula, Michal Burda, Jana Janoutova

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2017, 161(2):187-196 | DOI: 10.5507/bp.2017.004

Delirium and brain dysfunction, is frequent complication in critically ill patients. The primary aim of this study was to recognize and explore risk factors of the development delirium to allow prevention. The main risk factors are age, APACHE II score, admission type, alcohol abuse in anamnesis, length of ICU stay, duration of artificial ventilation, need for vasopressors, and the use of drug-induced sedation.

Adipokines and cardiovascular disease: A comprehensive review

Ales Smekal, Jan Vaclavik

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2017, 161(1):31-40 | DOI: 10.5507/bp.2017.002

This is a review of the cardiovascular effects of adipokines with a focus on both the positive and negative actions of omentin, apelin, adiponectin, leptin, visfatin, resistin and adipocyte fatty acid-binding protein.

Comment on: “A patient called Medical Research” by T. Furst and J. Strojil. Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub 2017,161(1):54-7. doi:10.5507/bp.2017.005

Norbert Cibicek

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2017, 161(3):230-231

Compartment syndrome and regional anaesthesia: Critical review

Jozef Klucka, Petr Stourac, Alena Stouracova, Michal Masek, Martin Repko

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2017, 161(3):242-251 | DOI: 10.5507/bp.2017.025

Acute compartment syndrome (ACS) in traumatology and orthopaedic surgery requires urgent diagnosis and treatment. Currently, it is not clear, whether functional regional anaesthesia and analgesia can lead to delay in diagnosis and treatment of ACS. In this systematic review, the authors evaluate the actual evidence-based data on regional anaesthesia/analgesia in high-risk patients with possible ACS.

Ivacaftor in cystic fibrosis adults: Czech experience with six years of follow-up

Libor Fila, Lucie Valentova Bartakova, Alzbeta Grandcourtova, Miloslav Marel, Radovan Drnek, Alena Bilkova, Milan Macek Jr., Pavel Drevinek

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2016, 160(2):276-279 | DOI: 10.5507/bp.2016.029

The results of this study showed the sustained efficiency of ivacaftor on pulmonary function for treatment periods up to six years, with marked reduction in antibiotic use and hospital stays.

Patient survival, predictive factors and disease course of severe sepsis in Czech intensive care units: A multicentre, retrospective, observational study

Radovan Uvizl, Milan Adamus, Vladimir Cerny, Ladislav Dusek, Jiri Jarkovsky, Vladimir Sramek, Martin Matejovic, Petr Stourac, Roman Kula, Jan Malaska, Pavel Sevcik

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2016, 160(2):287-297 | DOI: 10.5507/bp.2015.052

The article presents original epidemiological data on severe sepsis patients in the Czech Republic. It assesses data collected as part of the EPOSS project - the largest database of patients with severe sepsis in Central Europe. It contains information gathered over a period of almost three years. Based on retrospective data analysis, the paper identifies the combination of diagnostic/therapeutic interventions during the initial 6 hours of severe sepsis most closely related to in-hospital mortality. It identifies interventions that may be, based on statistical assessment, considered as risky or protective in relation to in-hospital mortality. In addition, the paper provides data on about the in-hospital morality of patients with severe sepsis with respect to the care procedure and course. It demonstrates the therapy/diagnosis intervention achievement level according to the Sepsis Surviving Campaign.

Serum carboxymethyl-lysine, a dominant advanced glycation end product, is increased in women with gestational diabetes mellitus

Vendula Bartakova, Radana Kollarova, Katarina Kuricova, Katarina Sebekova, Jana Belobradkova, Katerina Kankova

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2016, 160(1):70-75 | DOI: 10.5507/bp.2015.045

The authors found significantly higher levels of carboxymethyl-lysine (CML) in pregnant women with gestational diabetes mellitus than healthy controls. This is a first study on CML levels in connection with persisting glucose abnormality postpartum.

Improvement of left ventricular systolic function in inflammatory cardiomyopathy: What plays a role?

Jan Krejci, Petr Hude, Eva Ozabalova, Dalibor Mlejnek, Vita Zampachova, Iva Svobodova, Radka Stepanova, Lenka Spinarova

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2016, 160(4):524-532 | DOI: 10.5507/bp.2016.033

This study focused on the differences between patients with biopsy-proven inflammatory cardiomyopathy with and without improved left ventricular systolic function. Although a higher number of inflammatory cells at baseline and more pronounced decline to follow-up biopsy were observed in the group with improved ejection fraction of the left ventricle, supporting the hypothesis that initial more intense inflammatory changes lead to more rapid retreat of myocardial inflammation and is associated with improved left ventricular function, in the multivariate analysis only NTproBNP level at baseline was confirmed as an independent predictor of improved ejection fraction of the left ventricle.

Eight mutations including 5 novel ones in the COL1A1 gene in Czech patients with osteogenesis imperfecta

Lucie Hruskova, Igor Fijalkowski, Wim Van Hul, Ivo Marik, Geert Mortier, Pavel Martasek, Ivan Mazura

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2016, 160(3):442-447 | DOI: 10.5507/bp.2016.022

This paper describes the results of an analysis of the molecular-genetics of the COL1A1 gene in Czech patients diagnosed with osteogenesis imperfecta type I-IV. Possible effects of DNA changes on phenotype are discussed.

Variability of post-exercise pulmonary capillary wedge pressure recovery. Implications for noninvasive echocardiographic diagnostics

Jaroslav Meluzin, Petr Hude, Jan Krejci, Lenka Spinarova, Pavel Leinveber, Radka Stepanova, Petr Nemec

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2015, 159(1):114-119 | DOI: 10.5507/bp.2013.016

Seventy-one patients at risk of heart failure with normal left ventricular ejection fraction underwent simultaneous exercise echocardiography and right heart catheterization. Fifty-one patients had exercise-induced pulmonary capillary wedge pressure (PCWP) elevation ≥ 8 mmHg and reached peak exercise PCWP ≥ 20 mmHg. Post-exercise recovery of PCWP at 1, 2, 3, 4, and ≥ 5 min was achieved in 7 (13.7%), 11 (21.6%), 10 (19.6%), 6 (11.8%), and 17 (33.3%) patients, resp. In summary, the course of post-exercise PCWP recovery is highly variable, and a significant proportion of patients have only a brief period (≤ 2 min) of exercise-induced PCWP elevation. This fact should be taken into account when assessing exercise-induced PCWP noninvasively.

The efficacy of ranibizumab treatment in clinical practice in patients with the wet form of age-related macular degeneration. The results of the Czech National Registry

Oldrich Chrapek, Jiri Jarkovsky, Jan Studnicka, Martin Sin, Petr Kolar, Barbora Jirkova, Ladislav Dusek, Sarka Pitrova, Jiri Rehak

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2015, 159(3):407-412 | DOI: 10.5507/bp.2015.017

The aim of this study was to demonstrate the outcomes of the anti-VEGF treatment in patients with the wet form of AMD in real clinical practise in Czech Republic. A comparison of the results with clinical trials was surprising. A sub analysis of the results identified parameters that could predict treatment success.

Comparison of clinical outcomes and safety of catheter ablation for atrial fibrillation supported by data from CT scan or three-dimensional rotational angiogram of left atrium and pulmonary veins

Frantisek Lehar, Zdenek Starek, Jiri Jez, Miroslav Novak, Jiri Wolf, Radka Stepanova, Peter Kruzliak, Tomas Kulik, Alena Zbankova, Radek Jancar, Jiri Vitovec

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2015, 159(4):622-628 | DOI: 10.5507/bp.2014.040

This study relates to the current topic of imaging methods in supporting ablation of atrial fibrillation. From the literature, no prior study has compared the clinical outcomes of ablation procedures using 3D rotational angiography as a substitute for cardiac CT. The clinical results of this study demonstrate the utility of 3D rotation angiography as an adequate alternative to a commonly performed CT scan.

Progression of macular atrophy after PDT combined with the COX-2 inhibitor Nabumetone in the treatment of neovascular ARMD

Martin Sin, Oldrich Chrapek, Marta Karhanova, Zuzana Pracharova, Katerina Langova, Jiri Rehak

Biomed Pap Med Fac Univ Palacky Olomouc Czech Repub. 2014, 158(1):138-143 | DOI: 10.5507/bp.2012.066

A unique clinical study investigating the effects of preferential COX-2 in the treatment of exudative age-related macular degeneration. The results suggest a possible neuroprotective effect of COX-2

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