Multisystem Imaging Manifestations of COVID-19 In this article, authors discuss the effects of COVID-19 on multiple extrapulmonary systems. Widespread involvement of multiple body systems is attributed to the expression of ACE2 receptors in extrapulmonary tissues, resulting in direct tissue damage.
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Clinical Characteristics Within a cohort study of 1641 adult patients with SARS-CoV-2, an elevated red blood cell distribution width (RDW) at admission and increasing RDW during hospitalization were associated with statistically higher increased in mortality risk. Within this meta-analysis
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Clinical Characteristics: Within this surveillance cohort of 598 hospitalized pregnant women with COVID-19, 55% were asymptomatic at admission. Among these pregnant women, 2% had pregnancy losses during COVID-19-associated hospitalizations and were experienced by both symptomatic and asymptomatic women. Inflammation: Within
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Clinical Characteristics In this case series of 91 children who tested positive for COVID-19 in Korea, 22% were asymptomatic. These children were tested for COVID-19 when they had a history of close contact with confirmed cases. Only 8.5% of symptomatic
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Clinical Characteristics This prospective observational cohort study describes the clinical characteristics of 651 children and adolescents from England, Wales, and Scotland, of which 52 met WHO criteria for MIS-C. In addition to the WHO diagnostic criteria, children with MIS-C were
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Transmission A small study of 18 breastfeeding women with COVID-19 found that SARS-CoV-2 RNA was found in only one sample, and a viral culture from that sample was negative. This suggests that breast milk is an unlikely source of infection
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Personal Protective Equipment A quality improvement study looking at comparative fitted filtration efficiencies for various mask styles found N95 makes had efficiencies of 98.%; surgical mask with ties was 71.5%; procedure mask with ear loops was 38.1%. Used and/or expired
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Clinical Testing and Evaluations In a cohort of 145 patients with mild to moderate COVID-19 illness, replication of SARS-CoV-2 in older children led to similar levels of viral RNA as adults, but significantly greater amounts are detected in children younger
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Vaccine Update: The mRNA-1273 vaccine (from Moderna and NIAID) induced anti-SARS-COV-2 immune responses (anti-Spike-2P glycoprotein antibody) in all participants and no trial-limiting safety concerns were identified. Epidemiology: During hospital-wide SARS-CoV-2 antibody (Ab) screening in healthcare workers (HCW) and staff in
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