JAMA

A Nationwide Network of Health AI Assurance Laboratories

Importance  Given the importance of rigorous development and evaluation standards needed of artificial intelligence (AI) models used in health care, nationwide accepted procedures to provide assurance that the use of AI is fair, appropriate, valid, effective, and safe are urgently needed….

Sedentary Behavior and Incident Dementia Among Older Adults

Importance  Sedentary behavior is associated with cardiometabolic disease and mortality, but its association with dementia is unclear. Objective  To investigate whether accelerometer-assessed sedentary behavior is associated with incident dementia. Design, Setting, and Participants  A retrospective study of prospectively collected data from the UK…

Prenatal Intravenous Magnesium at 30-34 Weeks’ Gestation and Neurodevelopmental Outcomes in Offspring – The MAGENTA Randomized Clinical Trial

Importance  Intravenous magnesium sulfate administered to pregnant individuals before birth at less than 30 weeks’ gestation reduces the risk of death and cerebral palsy in their children. The effects at later gestational ages are unclear. Objective  To determine whether administration of magnesium…

Coin-Shaped Opacities in the Stomach

On day 7 after hospital admission, a patient with end-stage kidney disease prescribed sevelamer, hydrocodone-acetaminophen, hydromorphone, and chewable lanthanum tablets developed intermittent apneic episodes, bilateral rhonchi, and responsiveness to verbal commands only with deep painful stimulus; a chest radiograph showed…