Vaccination

The incidence of myopericarditis among adolescents and young adults who received mRNA COVID-19 vaccines is very low, according to a systemic review and meta-analysis published in JAMA Pediatrics.

A nationally representative study demonstrated a wide geographic variation in influenza vaccination for both non-Hispanic white and Hispanic short-stay and long-stay nursing home residents.

Pfizer and BioNTech are seeking an emergency use authorization from the FDA for omicron BA.4/BA.5-adapted bivalent COVID-19 vaccines in children aged 6 months to 4 years.

Patients undergoing dialysis who received a COVID-19 vaccination experienced fewer associated hospitalizations and deaths than those who did not receive a vaccination, according to data published in the American Journal of Kidney Diseases.

Patients with nasopharyngeal cancer who underwent COVID-19 vaccination had a better response to a combination of anti-PD-1 therapy and chemotherapy than their unvaccinated counterparts, according to a letter published in Annals of Oncology.

Medicaid covers HPV vaccination in individuals aged up to 45 years in 43 out of 50 states, according to a study.

Maternal influenza vaccination was around 65% effective at preventing influenza-associated hospitalizations among infants when the viruses matched what was in the vaccine, according to a study published in Open Forum Infectious Diseases.

The bivalent COVID-19 booster vaccine from Pfizer-BioNTech elicited a stronger response against the BQ.1.1 sublineage than the companies’ original vaccine in people aged 55 years and older, according to new data from the companies.

PHILADELPHIA — The varicella vaccine is strongly recommended in all adults aged 18 years or older who are immunosuppressed, according to presenters at ACR Convergence 2022.

The incidence of omicron breakthrough cases of COVID-19 in patients with immune-mediated inflammatory diseases on immunosuppressants is high, but similar to controls, while disease severity is mild, according to data.