10 research outputs found

    Mucocutaneous disease and related clinical characteristics in hospitalized children and adolescents with COVID-19 and multisystem inflammatory syndrome in children.

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    Background Little is known about mucocutaneous disease in acutely ill children and adolescents with COVID-19 and multisystem inflammatory syndrome in children (MIS-C). Objective To characterize mucocutaneous disease and its relation to clinical course among hospitalized patients with COVID-19 and MIS-C. Methods Descriptive cohort study of prospectively and consecutively hospitalized eligible patients between May 11, 2020 and June 5, 2020. Results In COVID-19 patients, 4 of 12 (33%) had rash and/or mucositis, including erythema, morbilliform pattern, and lip mucositis. In MIS-C patients, 9 of 19 (47%) had rash and/or mucositis, including erythema, morbilliform, retiform purpura, targetoid and urticarial patterns, along with acral edema, lip mucositis, tongue papillitis, and conjunctivitis. COVID-19 patients with rash had less frequent respiratory symptoms, pediatric intensive care unit admission, invasive ventilation, and shorter stay versus COVID-19 patients without rash. MIS-C patients with rash had less frequent pediatric intensive care unit admission, shock, ventilation, as well as lower levels of C-reactive protein, ferritin, D-dimer, and troponin (vs MIS-C without rash). Neutrophil-to-lymphocyte ratio was similar for patients with and without rash in both groups. None of the MIS-C patients met criteria for Kawasaki disease. Limitations Small sample sizes. Conclusions Mucocutaneous disease is common among children and adolescents with COVID-19 and MIS-C. Laboratory trends observed in patients with rash may prognosticate a less severe course

    Supplementary COVID Zoster

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    Supplementary to Risk of Herpes Zoster Reactivation After mRNA COVID-19 Vaccination: A Cohort StudyTHIS DATASET IS ARCHIVED AT DANS/EASY, BUT NOT ACCESSIBLE HERE. TO VIEW A LIST OF FILES AND ACCESS THE FILES IN THIS DATASET CLICK ON THE DOI-LINK ABOV

    Dipeptide-Based Metabolic Labeling of Bacterial Cells for Endogenous Antibody Recruitment

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    The number of antibiotic-resistant bacterial infections has increased dramatically over the past decade. To combat these pathogens, novel antimicrobial strategies must be explored and developed. We previously reported a strategy based on hapten-modified cell wall analogues to induce recruitment of endogenous antibodies to bacterial cell surfaces. Cell surface remodeling using unnatural single d-amino acid cell wall analogues led to modification at the C-terminus of the peptidoglycan stem peptide. During peptidoglycan processing, installed hapten-displaying amino acids can be subsequently removed by cell wall enzymes. Herein, we disclose a two-step dipeptide peptidoglycan remodeling strategy aimed at introducing haptens at an alternative site within the stem peptide to improve retention and diminish removal by cell wall enzymes. Through this redesigned strategy, we determined size constraints of peptidoglycan remodeling and applied these constraints to attain hapten–linker conjugates that produced high levels of antibody recruitment to bacterial cell surfaces

    Eruptions and Related Clinical Course Among 296 Hospitalized Adults with Confirmed COVID-19.

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    Background Limited information exists on mucocutaneous disease and its relation to course of COVID-19. Objective To estimate prevalence of mucocutaneous findings, characterize morphologic patterns, and describe relationship to course in hospitalized adults with COVID-19. Methods Prospective cohort study at two tertiary hospitals (Northwell Health) between May 11, 2020 and June 15, 2020. Results Among 296 hospitalized adults with COVID-19, 35 (11.8%) had at least one disease-related eruption. Patterns included ulcer (13/35, 37.1%), purpura (9/35, 25.7%), necrosis (5/35, 14.3%), non-specific erythema (4/35, 11.4%), morbilliform eruption (4/35, 11.4%), pernio-like lesions (4/35, 11.4%), and vesicles (1/35, 2.9%). Patterns also demonstrated anatomic site-specificity. A greater proportion of patients with mucocutaneous findings used mechanical ventilation [61% vs. 30%], used vasopressors [77% vs. 33%], initiated dialysis [31% vs. 9%], had thrombosis [17% vs. 11%], and had in-hospital mortality [34% vs. 12%] compared to those without mucocutaneous findings. Patients with mucocutaneous disease were more likely to use mechanical ventilation [adjusted PR 1.98 (1.37-2.86); PLimitationsSkin biopsies were not performed. Conclusions Distinct mucocutaneous patterns were identified in hospitalized adults with COVID-19. Mucocutaneous disease may be linked to more severe clinical course
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