Blog: Acute disseminated encephalomyelitis

When Your Immune System Attacks Your Nervous System: Understanding ADEM After Vaccination

Oct 1, 2026

An unexpected neurological diagnosis can change your life in a matter of days. Here's what patients and families should know about ADEM, its warning signs, and the possibility of a vaccine injury claim. Imagine recovering from what seems like an ordinary illness or receiving a routine vaccination, only to develop severe headaches, muscle weakness, confusion, or difficulty walking days or weeks later. For some patients, these frightening symptoms lead to a diagnosis they've never heard...