Number of confirmed AFM cases in the U.S. from 2018-2022, by gender
During the year 2022, there were a total of 26 confirmed acute flaccid myelitis cases recorded in the U.S. among males younger than 18 years, compared to 21 cases among females. Acute flaccid myelitis (AFM) is a rare but serious neurological disease involving the spinal cord, and the outcomes of this condition vary. Some of the characteristics of the condition resemble polio.