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  1. Article ; Online: A rare case of isolated persistent left superior vena cava diagnosed by echocardiography.

    Smolarek, Dorota / Jankowska, Hanna / Dorniak, Karolina / Hellmann, Marcin

    Journal of cardiothoracic surgery

    2024  Volume 19, Issue 1, Page(s) 175

    Abstract: Background: The persistent left superior vena cava (PLSVC) is an infrequent vascular variant. PLSVC with absent right superior vena cava, also known as isolated PLSVC, is an exceptionally rare entity. In this case we present a patient with isolated ... ...

    Abstract Background: The persistent left superior vena cava (PLSVC) is an infrequent vascular variant. PLSVC with absent right superior vena cava, also known as isolated PLSVC, is an exceptionally rare entity. In this case we present a patient with isolated PLSVC draining to coronary sinus, diagnosed incidentally during echocardiography.
    Case presentation: A 35-year-old man underwent a transthoracic echocardiography which showed an enormously dilated coronary sinus. Hand-agitated saline was injected via peripheral intravenous cannulas. The contrast appeared firstly in the coronary sinus before it opacified the right atrium. Since this was also visible by the right antecubital saline injection, it indicated an extremely rare case of PLSVC with the absence of right superior vena cava which was confirmed by cardiac magnetic resonance.
    Conclusions: The finding of a distinctively dilated coronary sinus in echocardiography led us to further investigation using agitated saline that revealed an infrequent anomaly termed isolated PLSVC. The in-depth diagnosis of this vascular variant is crucial considering that it may lead to important clinical implications, such as difficulties with central venous access, especially in the current era of a rapid development of cardiac device therapies.
    MeSH term(s) Male ; Humans ; Adult ; Persistent Left Superior Vena Cava ; Vena Cava, Superior/diagnostic imaging ; Vena Cava, Superior/abnormalities ; Echocardiography ; Vascular Malformations/diagnostic imaging ; Coronary Sinus/diagnostic imaging ; Dilatation, Pathologic
    Language English
    Publishing date 2024-04-04
    Publishing country England
    Document type Case Reports ; Journal Article
    ZDB-ID 2227224-0
    ISSN 1749-8090 ; 1749-8090
    ISSN (online) 1749-8090
    ISSN 1749-8090
    DOI 10.1186/s13019-024-02709-8
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  2. Article ; Online: Left atrial membranous structure discovered on echocardiography.

    Smolarek, Dorota / Dorniak, Karolina / Hellmann, Marcin

    Kardiologia polska

    2023  Volume 81, Issue 7-8, Page(s) 798–799

    MeSH term(s) Humans ; Atrial Fibrillation ; Echocardiography ; Heart Atria/diagnostic imaging ; Echocardiography, Transesophageal
    Language English
    Publishing date 2023-05-24
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 411492-9
    ISSN 1897-4279 ; 0022-9032
    ISSN (online) 1897-4279
    ISSN 0022-9032
    DOI 10.33963/KP.a2023.0122
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  3. Article ; Online: Laser speckle contrast imaging to assess microcirculation.

    Hellmann, Marcin / Kalinowski, Leszek / Cracowski, Jean-Luc

    Cardiology journal

    2022  

    Language English
    Publishing date 2022-11-07
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 2488680-4
    ISSN 1898-018X ; 1897-5593
    ISSN (online) 1898-018X
    ISSN 1897-5593
    DOI 10.5603/CJ.a2022.0097
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  4. Article ; Online: Myxoma and lymphoma coexistence in a middle-aged woman with sarcoidosis.

    Jankowska, Hanna / Dorniak, Karolina / Ciarka, Aleksandra / Dudziak, Maria / Hellmann, Marcin

    Polish archives of internal medicine

    2023  Volume 133, Issue 5

    MeSH term(s) Middle Aged ; Female ; Humans ; Lymphoma/pathology ; Sarcoidosis ; Myxoma
    Language English
    Publishing date 2023-02-23
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 123500-x
    ISSN 1897-9483 ; 0032-3772
    ISSN (online) 1897-9483
    ISSN 0032-3772
    DOI 10.20452/pamw.16440
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  5. Article ; Online: Microvascular endothelial dysfunction in a young patient with familial hypercholesterolemia.

    Pajkowski, Marcin / Chlebus, Krzysztof / Hellmann, Marcin

    Polish archives of internal medicine

    2020  Volume 130, Issue 7-8, Page(s) 679–680

    MeSH term(s) Case-Control Studies ; Humans ; Hypercholesterolemia ; Hyperlipoproteinemia Type II/genetics
    Language English
    Publishing date 2020-06-03
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 123500-x
    ISSN 1897-9483 ; 0032-3772
    ISSN (online) 1897-9483
    ISSN 0032-3772
    DOI 10.20452/pamw.15411
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  6. Article ; Online: Assessment of microvascular function and pharmacological regulation in genetically confirmed familial hypercholesterolemia.

    Pajkowski, Marcin / Dudziak, Maria / Chlebus, Krzysztof / Hellmann, Marcin

    Microvascular research

    2021  Volume 138, Page(s) 104216

    Abstract: Background: Familial hypercholesterolemia (FH) is a genetic lipid disorder leading to accelerated atherosclerosis, premature cardiovascular disease and death. Microvascular endothelial dysfunction is one of the earliest vascular pathology manifestations ...

    Abstract Background: Familial hypercholesterolemia (FH) is a genetic lipid disorder leading to accelerated atherosclerosis, premature cardiovascular disease and death. Microvascular endothelial dysfunction is one of the earliest vascular pathology manifestations and may precede symptomatic atherosclerosis.
    Methods: In this paper, microvascular endothelial function was assessed in FH patients and healthy controls using flow mediated skin fluorescence (FMSF), based on measurements of nicotinamide adenine dinucleotide fluorescence intensity during brachial artery occlusion (ischemic response, IR) and immediately after occlusion (hyperemic response, HR). Low-density lipoprotein cholesterol (LDL-C) and total cholesterol (TC) were used to assess its relation with microvascular parameters evaluated in vivo.
    Results: LDL-C levels were significantly correlated to both HR
    Conclusions: This study shows that, in patients with FH, microvascular endothelial-dependent hyperemic response is impaired and inversely correlated to plasma cholesterol levels. Microvascular function was found better in FH patients receiving statins.
    MeSH term(s) Adult ; Biomarkers/blood ; Case-Control Studies ; Cholesterol/blood ; Cholesterol, LDL/blood ; Female ; Genetic Predisposition to Disease ; Humans ; Hydroxymethylglutaryl-CoA Reductase Inhibitors/therapeutic use ; Hyperemia/physiopathology ; Hyperlipoproteinemia Type II/blood ; Hyperlipoproteinemia Type II/drug therapy ; Hyperlipoproteinemia Type II/genetics ; Hyperlipoproteinemia Type II/physiopathology ; Male ; Microcirculation/drug effects ; Microvessels/drug effects ; Microvessels/physiopathology ; Middle Aged ; Phenotype ; Skin/blood supply ; Treatment Outcome
    Chemical Substances Biomarkers ; Cholesterol, LDL ; Hydroxymethylglutaryl-CoA Reductase Inhibitors ; Cholesterol (97C5T2UQ7J)
    Language English
    Publishing date 2021-06-26
    Publishing country United States
    Document type Journal Article ; Research Support, Non-U.S. Gov't
    ZDB-ID 80307-8
    ISSN 1095-9319 ; 0026-2862
    ISSN (online) 1095-9319
    ISSN 0026-2862
    DOI 10.1016/j.mvr.2021.104216
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  7. Article ; Online: Real-time microcirculation imaging during beating-heart coronary artery bypass grafting.

    Łoś, Andrzej / Hellmann, Marcin

    Kardiologia polska

    2020  Volume 78, Issue 7-8, Page(s) 780–781

    MeSH term(s) Cardiopulmonary Bypass ; Coronary Artery Bypass ; Coronary Artery Bypass, Off-Pump ; Humans ; Microcirculation ; Treatment Outcome
    Language English
    Publishing date 2020-04-28
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 411492-9
    ISSN 1897-4279 ; 0022-9032
    ISSN (online) 1897-4279
    ISSN 0022-9032
    DOI 10.33963/KP.15322
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  8. Article ; Online: Speckle-tracking echocardiographic evaluation of the right ventricle in patients with ischemic left ventricular dysfunction.

    Smolarek, Dorota / Sobiczewski, Wojciech / Dudziak, Maria / Hellmann, Marcin

    Cardiology journal

    2022  Volume 30, Issue 1, Page(s) 73–81

    Abstract: Background: The comprehensive assessment of right ventricular (RV) performance is of paramount importance because it is has been recognized as a strong prognostic factor in a variety of clinical settings. The aim herein was to evaluate the usefulness of ...

    Abstract Background: The comprehensive assessment of right ventricular (RV) performance is of paramount importance because it is has been recognized as a strong prognostic factor in a variety of clinical settings. The aim herein was to evaluate the usefulness of RV longitudinal strain imaging by speckle-tracking echocardiography (STE) in daily clinical practice, especially in the context of RV systolic function and its changes after acute coronary syndrome (ACS).
    Methods: This prospective study enrolled 63 patients with ischemic injury (left ventricular ejection fraction [LVEF] ≤ 45%). Additionally, a subgroup was created: patients with ACS treated with successful percutaneous coronary intervention. The clinical and echocardiographic parameters, including STE, were analyzed.
    Results: Significant correlations for both RV free-wall (RVFWSL) and four-chamber (RV4CSL) longitudinal strain evaluated by STE with New York Heart Association class, LVEF, E/E' ratio, as well as conventional parameters of RV function were found. RVFWSL was able to detect subtle RV functional abnormalities, unreachable for traditional indices. RV recovery after ACS was not related to higher LVEF but better contractility of the interventricular septum (IVS) assessed by STE.
    Conclusions: Right ventricular strain proved to be a useful two-dimensional echocardiographic method to detect impaired RV performance, which showed a significant relationship with clinical and other echocardiographic indices. The IVS played a vital role in RV recovery among ACS survivors.
    MeSH term(s) Humans ; Heart Ventricles/diagnostic imaging ; Stroke Volume ; Ventricular Function, Left ; Prospective Studies ; Echocardiography/methods ; Ventricular Dysfunction, Left/diagnostic imaging ; Ventricular Dysfunction, Left/etiology ; Ventricular Function, Right ; Ventricular Dysfunction, Right/diagnostic imaging ; Ventricular Dysfunction, Right/etiology
    Language English
    Publishing date 2022-04-26
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 2488680-4
    ISSN 1898-018X ; 1897-5593
    ISSN (online) 1898-018X
    ISSN 1897-5593
    DOI 10.5603/CJ.a2022.0024
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  9. Article ; Online: Sacubitril/valsartan improved microvascular endothelial function in a young patient with COVID-19-related mild left ventricular dysfunction.

    Hellmann, Marcin / Dąbrowska, Edyta / Żarczyńska-Buchowiecka, Marta / Romanowska-Kocejko, Marzena / Narkiewicz, Krzysztof / Gruchała, Marcin / Dudziak, Maria

    Kardiologia polska

    2022  Volume 80, Issue 5, Page(s) 614–615

    Language English
    Publishing date 2022-03-02
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 411492-9
    ISSN 1897-4279 ; 0022-9032
    ISSN (online) 1897-4279
    ISSN 0022-9032
    DOI 10.33963/KP.a2022.0063
    Database MEDical Literature Analysis and Retrieval System OnLINE

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  10. Article ; Online: Nicotinamide adenine dinucleotide fluorescence to assess microvascular disturbances in post-COVID-19 patients.

    Romanowska-Kocejko, Marzena / Dudziak, Maria / Hellmann, Marcin

    Cardiology journal

    2021  Volume 29, Issue 1, Page(s) 154–156

    MeSH term(s) COVID-19 ; Fluorescence ; Humans ; NAD ; SARS-CoV-2
    Chemical Substances NAD (0U46U6E8UK)
    Language English
    Publishing date 2021-10-21
    Publishing country Poland
    Document type Journal Article
    ZDB-ID 2488680-4
    ISSN 1898-018X ; 1897-5593
    ISSN (online) 1898-018X
    ISSN 1897-5593
    DOI 10.5603/CJ.a2021.0132
    Database MEDical Literature Analysis and Retrieval System OnLINE

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