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An acute onset of focal limb weakness that is associated mainly with gray matter abnormalities or CSF pleocytosis, but which is without an apparent cause.
Biomarker and diagnostic research for acute flaccid myelitis has been reported in the published literature.
Estimated prevalence: Unknown (Unknown prevalence).
No clinical trials have been registered for acute flaccid myelitis.
104 publications have been identified in PubMed for acute flaccid myelitis. Research spans Basic Science / Preclinical (29%), Epidemiology / Natural History (22%), and Case Report / Case Series (15%).
Research Type | Count | % of Total |
|---|---|---|
Laboratory research | 30 | 29% |
Data assembled from 3 of 12 sources · Last updated Sep 19, 2026, 3:46 PM UTC
Patient Advocacy Groups (PAGs) provide support, resources, and community for patients and caregivers.
European rare disease database
Genetic and Rare Diseases Info Center
Common questions about acute flaccid myelitis
23 |
22% |
Patient case studies | 16 | 15% |
New treatment approaches | 12 | 12% |
Research summaries | 11 | 11% |
Clinical study results | 9 | 9% |
Testing and diagnosis research | 3 | 3% |
Naeem A (2026). [PMID: 42066114](https://pubmed.ncbi.nlm.nih.gov/42066114/). *Rev Med Virol*. [Review / Meta-Analysis]
Vilaseca A (2026). [PMID: 42054706](https://pubmed.ncbi.nlm.nih.gov/42054706/). *Curr Opin Infect Dis*. [Review / Meta-Analysis]
Conforti S (2026). [PMID: 41853773](https://pubmed.ncbi.nlm.nih.gov/41853773/). *Lancet Reg Health Am*. [Epidemiology / Natural History]
Mokhtari Irani G (2026). [PMID: 42112287](https://pubmed.ncbi.nlm.nih.gov/42112287/). *Iran J Microbiol*. [Epidemiology / Natural History]
Hodge EA (2026). [PMID: 41964219](https://pubmed.ncbi.nlm.nih.gov/41964219/). *Mol Ther*. [Gene Therapy / Novel Therapeutics]
Li K (2026). [PMID: 41667472](https://pubmed.ncbi.nlm.nih.gov/41667472/). *Nature communications*. [Gene Therapy / Novel Therapeutics]
Stutman A (2026). [PMID: 42150402](https://pubmed.ncbi.nlm.nih.gov/42150402/). *Pediatr Neurol*. [Epidemiology / Natural History]
Gui Y (2026). [PMID: 41868141](https://pubmed.ncbi.nlm.nih.gov/41868141/). *Front Cell Infect Microbiol*. [Review / Meta-Analysis]
Ramamurthi A (2026). [PMID: 40621846](https://pubmed.ncbi.nlm.nih.gov/40621846/). *Hand (New York, N.Y.)*. [Basic Science / Preclinical]
Wang M (2026). [PMID: 41410465](https://pubmed.ncbi.nlm.nih.gov/41410465/). *Microbiology spectrum*. [Diagnostic / Biomarker]
AI-curated news mentioning acute flaccid myelitis
Updated Apr 17, 2026
A recent case report details an instance of atrial fibrillation leading to abdominal aortic embolism, which was initially misdiagnosed as acute myelitis. This highlights the importance of accurate diagnosis in rare disease presentations.
CDC reports a total of 5,674 cases of West Nile virus disease in 2012, with 286 fatalities. Notably, 51% of these cases were classified as neuroinvasive diseases, highlighting the serious impact of this virus.