Thread One school has been 100% Covid-free with 0 learning loss: Good masks indoors, zero 'mask breaks,' everyone eats outdoors even in bad weather, every room has a HEPA or CR-box and CO2 monitor, at 650 windows open, and at 800 students vacate the room.

Thread JAMA: Examination of SARS-CoV-2 In-Class Transmission at a Large Urban University With Public Health Mandates Using Epidemiological and Genomic Methodology - excellent study because it confirms transmission with sequencing - only 9 in class transmissions.

Brain damage after even mild Covid in kids: Omicron is much better at invading children's noses, predicts memory issues. "Severity of smell dysfunction after infection may be a better predictor of long-term cognitive impairment than severity of COVID-19"

Baby believed to have COVID-19 dies waiting in Victorian emergency department July 2022

Many physicians are reporting a huge uptick in pediatric appendicitis. Many of these children are asymptomatic Covid + Parents here are the signs/symptoms.

Thread on kids Covid deaths Five weeks later the CDC tracker now reports 1,656 pediatric covid deaths https://covid.cdc.gov/covid-data-tracker/#demographics

Last week, nearly 76,000 children tested positive for the virus, up from the 63,000 pediatric cases reported the week prior, according to a new report from the American Academy of Pediatrics and the Children's Hospital Association." From July 2022

Thread the COVID-19 infected children were 2.5x more likely to have elevated levels of enzymes that indicate liver damage, and 3.3x more likely to have elevated bilirubin, a pigment in red blood cells normally processed by the liver. That can be sign of diminished liver function."

Thread A solid hypothesis for the basis of the mysterious, severe acute hepatitis in children: superantigen formation from prior Covid viral reservoir in the GI tract with superimposed adenovirus infection https://thelancet.com/journals/langas/article/PIIS2468-1253(22)00166-2/fulltext @LancetGastroHep

Thread Let's talk about the mystery epidemic of #hepatitis in children. It's most likely a complication of #COVID19 but may take a while to be adjudicated as such. The syndrome has been seen in children <17, mostly unvaccinated kids <5 years. A thread.

This translates as #SARSCoV2 COVID19 causing bone marrow failure in children who previously had normal immune systems. It’s rare, but the more we allow unmitigated spread amongst kids, with millions of infections/reinfections, we will see more of these horrific effects. #COVID19 https://t.co/f5CxG9Bw5c