Acute Flaccid Myelitis (AFM)

AFM is an uncommon but serious neurologic condition. Learn about AFM, cases and outbreaks, information for parents and information for clinicians.

This content is for informational purposes only. Always consult a healthcare professional.

Source: Centers for Disease Control and Prevention — Content from the Centers for Disease Control and Prevention (public domain).

young girl with AFM in wheelchair laughing with her mom

About Acute Flaccid Myelitis

AFM is an uncommon but serious condition that causes muscles and reflexes to become weak.

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Feb. 12, 2024

Preventing AFM

AFM can be caused by viruses. You can take steps to prevent getting sick from a virus.

Feb. 15, 2024

Testing and Diagnosis for AFM

It is important that the tests used to diagnose AFM are done quickly after a patient develops sympto…

Feb. 15, 2024

Helping Children Who Have AFM

Parents of children with AFM can learn about healthcare, read stories of children with AFM, and more…

Feb. 15, 2024

For professionals

doctor testing young boy’s reflexes

Clinical Overview of AFM

Clinical Overview of AFM including how to recognize AFM.

June 3, 2024

closeup of doctor holding patient’s hands in support

Clinical Guidance for the Acute Medical Treatment of AFM

Guidance for the initial pharmacologic treatments that have been used in patients with AFM.

Feb. 15, 2024

closeup of a stethoscope on a computer keyboard

Laboratory Information for Health Departments

CDC tests stool samples to rule out the presence of poliovirus. Learn more about testing protocols.

Nov. 6, 2023

AFM stories

Recovery, Jack Greagor

AFM Stories

CDC shares stories from families affected by AFM to help others who have received an AFM diagnosis. …

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Feb. 15, 2024

⚠ Caution
Medical Disclaimer: This information is for educational purposes only. Always consult a healthcare professional for medical advice.