Progressive multifocal leukoencephalopathy
Other Names for this Disease
- Leukoencephalopathy, progressive multifocal
myelin that covers and protects nerves in the white matter of the brain. It is caused by the JC virus (JCV). By age 10, most people have been infected with this virus, but it rarely causes symptoms unless the immune system becomes severely weakened. The disease occurs, rarely, in organ transplant patients; people undergoing chronic corticosteroid or immunosuppressive therapy; and individuals with cancer, such as Hodgkin’s disease, lymphoma, and sarcoidosis. PML is most common among individuals with acquired immune deficiency syndrome (AIDS).Progressive multifocal leukoencephalopathy (PML) is a neurological disorder that damages the
Last updated: 4/1/2011
- Dugdale DC, Jasmin L. Progressive multifocal leukoencephalopathy. MedlinePlus. 2010; http://www.nlm.nih.gov/medlineplus/ency/article/000674.htm. Accessed 3/3/2011.
- Koralnik IJ. Progressive Multifocal Leukoencephalopathy. National Organization for Rare Disorders (NORD). 2010; http://www.rarediseases.org/search/rdbdetail_abstract.html?disname=Progressive%20Multifocal%20Leukoencephalopathy. Accessed 3/3/2011.
- NINDS Progressive Multifocal Leukoencephalopathy Information Page. National Institute of Neurological Disorders and Stroke (NINDS). 2010; http://www.ninds.nih.gov/disorders/pml/pml.htm. Accessed 3/3/2011.
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- The Social Security Administration has included this condition in their Compassionate Allowances Initiative. This initiative speeds up the processing of disability claims for applicants with certain medical conditions that cause severe disability. More information about Compassionate Allowances and applying for Social Security disability is available online.