Vaccination

A literature review shows COVID‐19 vaccine‐associated myocarditis is most common in adolescent boys presenting with chest pain 3 to 4 days after a second dose; however, the incidence is rare and carries good prognosis, researchers reported.

Vaccination may not fully protect people from long COVID symptoms if they experience a breakthrough infection, according to a study published recently in Nature Medicine.

An analysis of data registries from three countries showed the AstraZeneca vaccine was associated with small but increased rates of hospital contacts for thromboembolic coagulation disorders, especially for thrombocytopenia.

COVID-19 vaccines not only protect the body from serious effects of the disease but also reduce the rate of hospitalization and improve herd immunity.

Most patients with cancer demonstrated antibody responses to COVID-19 vaccination after two doses of the mRNA-1273 vaccine, according to an observational study published in JAMA Oncology.

Influenza vaccine or placebo in patients with HF.

May 19 is Hepatitis Testing Day, and in this Healio video exclusive, Nancy S. Reau, MD, FAASLD, AGAF, stresses the importance of screening and vaccination to reach global hepatitis elimination.

Infants born to mothers who were immunized with an investigational vaccine against respiratory syncytial virus — or RSV — received antibodies across the placenta, with no “evident safety concerns,” results from a phase 2b trial showed.

LISBON, Portugal — In 2018, Europe reported nearly 83,000 cases of measles — a 15-fold increase over 2016. Four countries lost their measles elimination status the following year amid the surge, which was linked to gaps in vaccination.

WASHINGTON — People with HF who received an annual influenza vaccine had a reduction in major CV events during peak influenza season and lower rates of hospitalization and pneumonia on a year-round basis, according to the IVVE study.