microcirculation

Deoxygenation Trends and Their Multivariate Association with Self-Reported Fatigue in Post-COVID Syndrome Anja-Maria Ladek, Marianna Lucio, Andreas Weiß, Thomas Knauer, Helena Sarmiento, Miriam Ilgner, Marie Jakobi, Laura Barteczko, Marion Ganslmayer, Jürgen Rech, Antonio Bergua, Christian Y...

Is COVID-19 Coagulopathy a Thrombotic Microangiopathy? A Prospective, Observational Study Silingardi, Mauro; Zappulo, Fulvia; Dormi, Ada; Pizzini, Attilia Maria; Donadei, Chiara; Cappuccilli, Maria; Fantoni, Chiara; Zaccaroni, Stefania; Pizzuti, Valeria; Cilloni, Nicola; Tantillo, Simona; Guidi...

Ischaemic endothelial necroptosis induces haemolysis and COVID-19 angiopathy Wu, Mike C. L.; Italiano, Ethan; Jarvis-Child, Rocko; Alwis, Imala; Smythe, Rhyll; Albornoz, Eduardo A.; Noonan, Jonathan; Portelli, Marie; Baptista, Marissa; Maclean, Jessica; Noori, Pashtana; Yang, Jinglu; Lee, John...

Long COVID Mechanisms, Microvascular Effects and Evaluation Based on Incidence Aristotle G. Koutsiaris, Kostas Karakousis Abstract Since the initial reports of Long COVID symptoms, numerous pathophysiological mechanisms have been proposed to explain them; nevertheless, no consensus has been...

Multicentre retrospective detection of nailfold videocapillaroscopy abnormalities in long covid patients Lia Ginaldi; Giovanna Cuomo; Study Group on Capillaroscopy and Microcirculation in Rheumatic Diseases of the Italian Society of Rheumatology (Capsir); Emanuele Gotelli; Rosanna Campitiello...

Astrocytic mitochondrial transfer to brain endothelial cells and pericytes in vivo increases with aging Gopal V Velmurugan; Hemendra J Vekaria; Samir P Patel; Patrick G Sullivan; W Brad Hubbard Intercellular mitochondrial transfer (IMT) is an intriguing biological phenomenon where mitochondria...

Follow-up assessment of the microvascular function in patients with long COVID Romanowska-Kocejko; Braczko; Jędrzejewska; Żarczyńska-Buchowiecka; Kocejko; Kutryb-Zając; Hellmann Long COVID is a complex pathophysiological condition. However, accumulating data suggests that COVID-19 is a systemic...

Assessing Cerebral Microvascular Volumetric Pulsatility with High-Resolution 4D CBV MRI at 7T Fanhua Guo; Chenyang Zhao; Qinyang Shou; Ning Jin; Kay Jann; Xingfeng Shao; Danny JJ Wang Arterial pulsation is crucial for promoting fluid circulation and for influencing neuronal activity. Previous...

Thrombotic Consequences of COVID-19 Infection on Microsurgical Reconstruction Sabrina H. Han; Kyle Ockerman; Matthew Kirchmier; Markos Mardourian; Jaimie Bryan; Elizabeth Cox; Harvey Chim; Lisa Spiguel; Arash Momeni; Sarah Sorice-Virk BACKGROUND Evidence has shown increased morbidity and...

Abstract Background: The term “Long COVID” is commonly used to describe persisting symptoms after acute COVID‑19. Until now, proposed mechanisms for the explanation of Long COVID have not related quantitative measurements to basic laws. In this work, a common framework for the Long COVID...

Increased Angio-Derived Index of Microcirculatory Resistance Within a Timeframe of 30–60 days After COVID-19 Infection Lei Dong; Ritai Na; Lang Peng; Xinye Xu BACKGROUND AND OBJECTIVES Chest pain is a relatively long-term symptom that commonly occurs in patients who have contracted COVID-19...

Cluster Analysis to Identify Long COVID Phenotypes Using 129Xe Magnetic Resonance Imaging: A Multi-centre Evaluation Rachel L Eddy; David Mummy; Shuo Zhang; Haoran Dai; Aryil Bechtel; Alexandra Schmidt; Bradie Frizzell; Firoozeh V Gerayeli; Jonathon A Leipsic; Janice M Leung; Bastiaan Driehuys...

Brain Frontal-Lobe Misery Perfusion in COVID-19 ICU Survivors: An MRI Pilot Study Song, Jie; Khanduja, Shivalika; Rando, Hannah; Shi, Wen; Hazel, Kaisha; Pottanat, George Paul; Jones, Ebony; Xu, Cuimei; Hu, Zhiyi; Lin, Doris; Yasar, Sevil; Lu, Hanzhang; Cho, Sung-Min; Jiang, Dengrong Post-acute...

Long-Term Microvascular Changes in Multisystem Inflammatory Syndrome in Children Julie Boever; Claudia Nussbaum; Leonie Arnold; Nikolaus A. Haas; Simone K. Dold; Felix S. Oberhoffer; André Jakob No Abstract. Videos of sublingual microcirculation were obtained with a handheld MicroScan video...

Oxygen tension–mediated erythrocyte membrane interactions regulate cerebral capillary hyperemia Sitong Zhou; Michael Giannetto; James DeCourcey; Hongyi Kang; Ning Kang; Yizeng Li; Suilan Zheng; Hetince Zhao; William R. Simmons; Helen S. Wei; David M. Bodine; Philip S. Low; Maiken Nedergaard...

Retinal Microvasculature Image Analysis Using Optical Coherence Tomography Angiography in Patients with Post-COVID-19 Syndrome, 2023, Noor et al. Retinal Microvasculature Image Analysis Using Optical Coherence Tomography Angiography in Patients with Post-COVID-19 Syndrome Noor, Maha; McGrath...

NEW & NOTEWORTHY Using novel methodology quantifying intrapulmonary shunt and alveolar dead space in COVID-19 patients up to 403 days after acute illness, 37% had increased intrapulmonary shunt and 86% had elevated alveolar dead space likely due to independent pathology. Elevated shunt was...

Cognitive impairments and mental health of patients with post-COVID-19: A cross-sectional study Abstract Background Persistent cognitive complaints belong to the most frequent symptoms after COVID-19. This study explored the neuropsychological profile, mental healthand risk factors for...

Review of Hyperpolarized Pulmonary Functional 129Xe MR for Long-COVID Jim M. Wild; Fergus V. Gleeson; Sarah Svenningsen; James T. Grist; Laura C. Saunders; Guilhem J. Collier; Maksym Sharma; Sam Tcherner; Ali Mozaffaripour; Alexander M. Matheson; Grace Parraga The respiratory consequences of...

Proinflammatory Mediators, IL Interleukin-1β, TNF Tumor Necrosis Factor α, and Thrombin Directly Induce Capillary Tube Regression Gretchen M. Koller; Christopher Schafer; Scott S. Kemp; Kalia N. Aguera; Prisca K. Lin; Joshua C. Forgy; Courtney T. Griffin; George E. Davis OBJECTIVE: In this...