| acute flaccid myelitis among children - washington, september-november 2016. | in october 2016, seattle children's hospital notified the washington state department of health (doh) and cdc of a cluster of acute onset of limb weakness in children aged ≤14 years. all patients had distinctive spinal lesions largely restricted to gray matter detected by magnetic resonance imaging (mri), consistent with acute flaccid myelitis (afm). on november 3, doh issued a health advisory to local health jurisdictions requesting that health care providers report similar cases. by january 24 ... | 2017 | 28796760 |