In the early stages of pregnancy, clinicians can have difficulty clearly visualizing a pregnancy on ultrasound.
November 12, 2025
high
medical
Limitations of ultrasound imaging in very early pregnancy.
Public health agencies publish weekly surveillance numbers tracking influenza, respiratory syncytial virus (RSV), and COVID-19 infections, hospitalizations, and deaths, and these surveillance data are important for local governments, clinicians, and public health responses during the respiratory virus season.
high
general
Weekly respiratory-virus surveillance informs healthcare capacity planning and prevention efforts.