Acute Flaccid Myelitis (AFM)

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young girl with AFM in wheelchair laughing with her mom

About Acute Flaccid Myelitis

AFM is an uncommon but serious neurologic condition that causes muscle weakness, sometimes leading to permanent paralysis.

CDC Vital SIgns
New 2020 AFM Vital Signs

Recognize Symptoms. Hospitalize Immediately.

Learn More
Illustration of human nervous system

Public Health Grand Rounds: Acute Flaccid Myelitis

Watch the recorded session of this Grand Rounds. Continuing Education Credit available.

Watch Now

AFM Cases and Outbreaks
AFM reported cases 2019
For Parents of Children with AFM
Father holding son's hand
What CDC is Learning about AFM
Clinician using microscope
Clinicians and Health Departments
Doctor talking with mother and her son
Mielitis flácida aguda: lo que debe saber
Page last reviewed: February 25, 2020
Content source: National Center for Immunization and Respiratory Diseases, Division of Viral Diseases