Ewa Krzystanek

Prof. Ewa Krzystanek

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Research Focus & Metrics

Academic Career Length

28Years (1999-Present)

(Calculated once Scilit publication data is synced: current year − year of first publication + 1)

Representative Publications

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28 April 2021 in Diagnostics
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DWDagmara Wasiuk-Zowada
Dagmara Wasiuk-Zowada
AKAndrzej Knapik
Andrzej Knapik
JSJustyna Szefler-Derela
Justyna Szefler-Derela
Anna BrzękAnna Brzęk
Anna Brzęk
EKEwa Krzystanek
Ewa Krzystanek
Background: Stroke (S), multiple sclerosis (MS), Parkinson’s disease (PD) are chronic neurological diseases that are a challange for public health and represent a real social problem. Physical activity (PA) improves functional performance, reduces various symptoms in PD and MS, in stroke- reduced neurological impairment of patients and provides a chance for independence. One of the main obstacles in successful rehabilitation is patients’ movement passivity. The reason might be the psychological aspects, in particular fear of movement—kinesiophobia. Aim: To determine how many patients with S, MS, and PD suffer from kinsiophobia and what factors influence this process. Methods: Fifty patients after stroke, eighty one MS patients and sixty one PD patients were consecutively recruited from hospital and outpatients clinics. The sociodemographic data, self- assesment of fitness, Visual Analogue Scale (VAS) for pain, Tampa Scale of Kinesiophobia (TSK) and The Modified Baecke Questionnarie for Older Adults for physical activity were collected. A score >37 was considered to indicate a high level of kinesiophobia according to the TSK. Results: High level of kinesiophobia was shown in 66.67% of the subjects. TSK medians in particular illnesses were above the cut-off score and amounted: S—42.50 points; MS—38 points; PD—42.00 points. Regression showed 15% of fluctuation of variance (R2 = 0.1498; p < 0.0001), where regression factor showed: for mobility self-assessment: b = −0.2137 and for the age b = 0.0065. Conclusions: Kinesiophobia among the patients suffering from S, MS and PD concerns most of the subjects. Predictors of kinesiophobia are: limitations connected with functioning and age. The meaning of kinesiophobia in neurological disorders requires further research.

1 October 2015 in Pharmacological Reports
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Marek KrzystanekMarek Krzystanek
Marek Krzystanek
KBKatarzyna Bogus
Katarzyna Bogus
APArtur Pałasz
Artur Pałasz
EKEwa Krzystanek
Ewa Krzystanek
JWJohn J. Worthington
John J. Worthington
RWRyszard Wiaderkiewicz
Ryszard Wiaderkiewicz

18 December 2020 in Brain Sciences
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EKEwa Krzystanek
Ewa Krzystanek
AKAgnieszka Krzak-Kubica
Agnieszka Krzak-Kubica
MŚMaciej Świat
Maciej Świat
Weronika GalusWeronika Galus
Weronika Galus
JGJustyna Gawryluk
Justyna Gawryluk
Background and objectives: Stroke is the third most common cause of mortality in developed countries and the primary cause of neurological disability in adults. Recombinant tissue plasminogen activator administered intravenously within 4.5 h from the onset of symptoms constitutes a gold standard in the treatment of acute ischemic stroke. Prompt hospital admission is the prerequisite of effective thrombolysis. Therefore, stroke awareness in the general population is the key factor in timely recognition of the acute stroke victims and determines proper actions. Therefore, the purpose of this study was to determine the awareness of stroke in the general population of the Silesian voivodeship, the most populated region of Poland. We assessed also the “adequate knowledge of stroke”, a combined measure of the optimal level of stroke awareness, as a prerequisite for effective stroke management, and aimed to identify most impacting factor for adequate stoke knowledge, to help shaping education strategies. Materials and Methods: A proprietary anonymous questionnaire consisting of 15 items related to stroke was used in this research. A total of 1134 individuals were surveyed. Additionally to the knowledge of individual aspects of stroke, we assessed “adequate knowledge of stroke”, which was combined measure of risk factors, symptoms, and actions in the case of acute stroke. Results: The accurate definition of stroke was selected by 834 participants (73.5%). The vast majority of them indicated that a stroke is an emergency (92.8%) and medical assistance is required (97.5%). However, 42.4% of respondents did not know any specific symptom of stroke and only 38.6% participants were able to list two or more risk factors, which resulted in only 36.3% of individuals with adequate knowledge of stroke. Education duration, previous occurrence of stroke in relatives or friends, gender and place of residence were identified as independent predictors of adequate knowledge of stroke. Conclusions: 1. Knowledge of stroke in the population of southern Poland is low and may be considered insufficient to address the needs of timely management in the action chain. 2. Previous occurrence of stroke in the relatives or friends is the most impacting factor for adequate knowledge of stroke.

21 December 2020 in Medicina
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MRMichalina Rzepka
Michalina Rzepka
MTMateusz Toś
Mateusz Toś
MBMichał Boroń
Michał Boroń
KGKatarzyna Gibas
Katarzyna Gibas
EKEwa Krzystanek
Ewa Krzystanek
Background and objectives: Fatigue is one of the most common and disabling symptoms of multiple sclerosis (MS). It can be defined as a subjective lack of physical and mental energy. The aim of this study was to evaluate the frequency and severity of fatigue in patients with MS and its relationship with overall physical activity and disease-related disability. Materials and Methods: The study included 100 patients with a clinical relapsing-remitting form of MS. Patients with severe depression were excluded. Neurological impairment was rated using the Expanded Disability Status Scale (EDSS). Fatigue was assessed using the Modified Fatigue Impact Scale (MFIS) and the Fatigue Severity Scale (FSS), with FSS scores greater than 36 indicating patients with fatigue. Physical activity was evaluated with the International Physical Activity Questionnaire (IPAQ) and categorized on three levels: low, moderate, and high, using standard metabolic equivalents (MET). Results: The average FSS and MFIS scores were (mean ± SD) 31.3 ± 15.2 and 30.1 ± 17.0, respectively. The mean EDSS score was 2.5 ± 1.5. 42%. Patients were classified as fatigued based on FSS. Fatigued patients had higher mean EDSS scores than non-fatigued (3.0 ± 1.6 vs. 2.2 ± 1.4, respectively, p = 0.002). Low, moderate, and high levels of physical activity were reported in 35%, 20%, and 45% of patients, respectively. Higher scores of fatigue in FSS and MFIS were inversely correlated with the intensity of physical activity (r = −0.38, p < 0.001 and r = −0.33, p < 0.001, respectively). Conclusions: In patients with MS, fatigue is a common symptom. Patients with lower physical activity and greater MS-related disability have a higher severity of fatigue, which negatively affects cognitive, psychosocial, and physical functioning.

Verified
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AWAnna Walawska-Hrycek
Anna Walawska-Hrycek
Weronika GalusWeronika Galus
Weronika Galus
EHEugeniusz Hrycek
Eugeniusz Hrycek
AKAleksandra Kaczmarczyk
Aleksandra Kaczmarczyk
EKEwa Krzystanek
Ewa Krzystanek
Vitamin D is known to have immunomodulatory properties and its deficiency is identified as an environmental risk factor for the development of autoimmune diseases, including multiple sclerosis. The aim of this study was to assess whether low-dose vitamin D supplementation could normalize the 25(OH)D serum levels in patients with relapsing-remitting multiple sclerosis (RRMS) and vitamin D deficiency (serum 25(OH)D < 75 nmol/L), and whether it may impact serum levels of selected cytokines. Among 44 patients (mean age 38.4 ± 10.1 years, 33 women and 11 men), after 12 months of low-dose vitamin D supplementation, serum levels of 25(OH)D normalized in 34 (77.3%) of the patients. Together with vitamin D increase, median levels of anti-inflammatory cytokines (IL10, TGF-β) and regulatory IFN-γ increased, while proinflammatory IL-17 remained unchanged. Moreover, an increase of inorganic phosphorus levels and decrease of PTH levels were observed, but without changes in total calcium concentration. These results may indicate that long-term supplementation with low doses of vitamin D is sufficient to compensate its deficiency in patients with RRMS and may help to maintain beneficial anti-inflammatory cytokine profile.

20 April 2007 in Journal of Neural Transmission
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EKEwa Krzystanek
Ewa Krzystanek
Marek KrzystanekMarek Krzystanek
Marek Krzystanek
GOG. Opala
G. Opala
HTH. I. Trzeciak
H. I. Trzeciak
JSJoanna Siuda
Joanna Siuda
AMA. Małecki
A. Małecki