Homocysteic acid (HA) has been established as a pathogen in Alzheimer's disease (AD) in 3xTg-AD model mice. However, it is not established whether HA is involved in the AD pathogenesis in humans.

Editor's note: Find the latest COVID-19 news and guidance in Medscape's Coronavirus Resource Center. Toxic metabolic encephalopathy (TME) is common and often lethal in hospitalized patients with COVID ...

What caused this 37-year-old man to suddenly lose his sight? And why did he wait 3 days before presenting to the emergency department? That's what Juliane Hiesgen, Dr med, and Jacques Badenhorst, ...