G04.82
Acute flaccid myelitis
Clinical Classification Guidelines
Excludes Type 1
- transverse myelitis (G37.3)
Medical Intelligence & Overview
Acute Flaccid Myelitis (AFM) is a rare but serious neurological condition that affects the spinal cord, leading to sudden weakness in the muscles. It primarily impacts children but can also affect people of other ages. Recognized by its rapid onset of limb weakness, AFM warrants prompt medical investigation and management to prevent long-term complications.
Causes & Symptoms
Clinical Causes: Viral infections, especially enteroviruses like EV-D68, are the most common triggers. Other viruses such as poliovirus, West Nile virus, and adenoviruses have also been linked. In some cases, the exact cause remains unknown, although viral infection is suspected. Immune system responses may contribute, especially if they trigger inflammation in the spinal cord.
Key Symptoms: Sudden weakness or paralysis in one or more limbs. Facial drooping or weakness. Difficulty with swallowing or speaking. Neck stiffness and pain. Facial weakness or drooping. Loss of muscle tone and reflexes. Possible respiratory difficulties if the muscles involved in breathing are affected.
Diagnostic & Treatment
Diagnosis Path: Diagnosing AFM involves a combination of clinical evaluation and laboratory tests. A healthcare provider will assess neurological function and employ imaging and laboratory techniques, including:
Treatment Protocols: Currently, there are no specific antiviral treatments for AFM, and management focuses on supportive care:
Clinical Advice & FAQs
Billing Guidance
Is G04.82 a billable ICD-10 code?
Yes, G04.82 is a specific, billable code that can be used to indicate a diagnosis for reimbursement purposes.
Documentation
How do I report G04.82?
Clinical documentation must specify the nature of Acute flaccid myelitis and any associated comorbidities for accurate reporting.
Cite this Clinical Reference