Acute Disseminated Encephalomyelitis (ADEM)
What is Acute Disseminated Encephalomyelitis?
Acute disseminated encephalomyelitis (ADEM) is a neurological disorder characterized by inflammation of the brain and spinal cord caused by damage to the myelin sheath. The myelin sheath is the fatty covering, which acts as an insulator, on nerve fibers in the brain. ADEM may occur in association with a viral or bacterial infection, as a complication of inoculation or vaccination, or without a preceding cause. Onset of the disorder is sudden. Symptoms, which vary among individuals, may include headache, delirium, lethargy, coma, seizures, stiff neck, fever, ataxia, optic neuritis, transverse myelitis, vomiting, and weight loss. Other symptoms may include monoparesis (paralysis of a single limb) or hemiplegia (paralysis on one side of the body). The disorder occurs in children more often than in adults.
Links to additional information:
From the 2006 Rare Neuroimmunologic Disorders Symposium
Acute Disseminated Encephalomyelitis (ADEM)
Anita Venkataramana, MBBS
Thomas O. Crawford, MD
View Video |
From the 2004 Rare Neuroimmunologic Disorders Symposium
Acute Disseminated Encephalomyelitis (ADEM)
David Irani, MD
Assistant Professor of Neurology
Co-Director, Johns Hopkins Transverse Myelopathy Center (JHTMC)
Johns Hopkins University School of Medicine
Handouts 500Kb
View Video 34 mins |
From the 2004 Rare Neuroimmunologic Disorders Symposium
Recognizing pediatric TM from CIDP and pediatric ADEM
Gregory Barnes, MD, University of Kentucky, KY
View Video 29 mins |
From the 2nd Transverse Myelitis Symposium, July 2001
Lessons from ADEM/Acute Leukoencephalopathies
David Irani, MD
Assistant Professor of Neurology
Co-Director, Johns Hopkins Transverse Myelopathy Center (JHTMC)
Johns Hopkins University School of Medicine
View Handouts 308KB
View Video 26 minutes plus 7 minute Q & A
View Slideshow 298KB |
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