23 research outputs found

    Transmural dispersion of repolarization and atrial electromechanical coupling: complementary indices for quantifying cardiac electrical heterogeneity in patients with conversion disorder

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    Alptug Tokatli,1 Omer Yiginer,2 Gokhan Degirmencioglu,2 Fethi Kilicaslan,3 Mehmet Uzun2 1Department of Cardiology, Golcuk Military Hospital, Kocaeli, 2Department of Cardiology, GATA Haydarpasa Hospital, 3Department of Cardiology, Medipol University, Istanbul, TurkeyWe read with great interest the article entitled “P-wave and QT dispersion in patients with conversion disorder” by Izci et al1 in Therapeutics and Clinical Risk Management. In this well designed research, Izci et al studied QT dispersion (QTd) and P-wave dispersion (Pd) in patients with conversion disorder (CD). In conclusion, they reported that corrected QT (QTc) and QTd values were significantly altered in patients with CD when compared to healthy controls, but that there was no significant difference in terms of Pd.Read the original articl

    The politics of digital platforms: Sour Dictionary, activist subjectivities, and contemporary cultures of resistance

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    I study the affective mechanisms of how information is turned into action or inaction within a participatory culture facilitated by social media platforms. I analyze Sour Dictionary (SD), a popular humor-based forum-like digital platform in Turkey. SD is not an official dictionary; it is a satire-based platform where users post definitions and re-definitions about daily events and socio-political issues to challenge each other's perception of their common sense judgments. I argue that SD facilitates interactions as a place of unlearning, where people detach themselves from the disciplinary apparatuses and authoritarian practices in Turkey through the help of everyday conversations and discussions about taboo topics on race, gender and sexuality, for example. However, I also show the limits of the unlearning movement through presenting the socio-technical changes in SD since 1999 in relation to design, moderation, Turkish law and politics. In order to address the tensions between unlearning and the crises of unlearning, I trace empowering and debilitating practices at the intersection of the development of SD as a major social media platform and socio-political developments in Turkey. I conducted two digital ethnographies: the first was between September 2013 and January 2014 and the second was between January 2017 and January 2018. I also conducted 47 in-depth interviews with administrators, moderators, influencers, lawyers, coders, and key users of the platform. I show that the early-years geek culture within SD cultivated empowering practices through playful contributions, especially by building a culture of resistance against rote practices in Turkey in terms of race, gender, and social class. However, this geek culture also had its own tensions, as participants were mostly upper-middle class, educated, tech-deterministic, and reproduced masculine discourses by creating their own norms. By tracing the ambivalence around the empowering/debilitating potentials of the SD geek culture practices, I show how the culture of resistance presents itself within different milieus. First, it showed its peak potentials during the Gezi Protests in Turkey in 2013 in its the production of activist subjectivity. Second, I also argue that the post-Gezi political climate in Turkey, the tensions within the logic of culture of resistance, and platform developments on SD (design, governance, content moderation, format changes) created problematic information practices (misinformation, disinformation, trolling, insults). I show that the empowering potentials of SD were neutralized by the contradictory flow of affects that rendered the platform both alternative and mainstream at the same time. It was perceived as alternative because of the feeling of connectedness, sensibilities of critiquing, and ethos of opposition formed around challenging normalized practices; mainstream because of the interplay between its ad-based revenue streams and platforming developments.Ph.D.Includes bibliographical reference

    Spontaneous left main coronary artery dissection

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    Spontaneous coronary artery dissection (SCAD) is a very rare clinical condition. Physiopathology of SCAD is still mostly unclear. Clinical presentation of SCAD ranges from atypical symptoms to sudden cardiac death. The diagnosis of dissection is generally made by using conventional coronary angiography. Invasive or conservative treatment is reasonable

    Percutaneous endovascular therapy for symptomatic chronic total occlusion of the left subclavian artery

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    CONCLUSION Balloon angioplasty and stenting for chronic total occlusion of the left subclavian artery is safe and effective, with good acute success rate and mid-term patency. Prospective randomised studies on larger patient populations would provide more precise results

    Percutaneous approach to the treatment of a totally occluded abdominal aortic stent graft

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    Aorto femoral bypass is usually the recommended therapy for diffuse disease involving the aorta and iliac arteries. In this case report, a case involving a chronic endovascular abdominal aortic stent graft occlusion in which percutaneous angioplasty was performed via a transbrachial and transfemoral approach is presented. This case emphasized that occlusion of an endovascular abdominal aortic stent graft can also be treated, primarily, with an endovascular technique

    Spontaneous left main coronary artery dissection

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    AbstractSpontaneous coronary artery dissection (SCAD) is a very rare clinical condition. Physiopathology of SCAD is still mostly unclear. Clinical presentation of SCAD ranges from atypical symptoms to sudden cardiac death. The diagnosis of dissection is generally made by using conventional coronary angiography. Invasive or conservative treatment is reasonable
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