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What is HTLV-I associated myelopathy?

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HTLV-I associated myelopathy (HAM) is a condition is caused by a virus called HTLV-1. It can make your brain and spinal cord swell, which causes the symptoms of the disease. Not everyone who has the virus will get HAM. Some people also can carry HTLV-1, but have no symptoms.

SOURCES:

National Multiple Sclerosis Society: “What is Myelin?” “Balo’s Disease,” “HTLV-I Associated Myelopathy (HAM),” “Neuromyelitis Optica (NMO),” “Schilder’s Disease,” “Transverse Myelitis.”

Love, S. Journal of Clinical Pathology, 2006.

Neuropathology: “Demyelinative Diseases.”

National Institute of Neurological Disorders and Stroke: “Acute Disseminated Encephalomyelitis,” “Tropical Spastic Paraparesis,” “Neuromyelitis Optica,” “Schilder’s Disease,” “Transverse Myelitis.”

Reviewed by Christopher Melinosky on August 9, 2020

SOURCES:

National Multiple Sclerosis Society: “What is Myelin?” “Balo’s Disease,” “HTLV-I Associated Myelopathy (HAM),” “Neuromyelitis Optica (NMO),” “Schilder’s Disease,” “Transverse Myelitis.”

Love, S. Journal of Clinical Pathology, 2006.

Neuropathology: “Demyelinative Diseases.”

National Institute of Neurological Disorders and Stroke: “Acute Disseminated Encephalomyelitis,” “Tropical Spastic Paraparesis,” “Neuromyelitis Optica,” “Schilder’s Disease,” “Transverse Myelitis.”

Reviewed by Christopher Melinosky on August 9, 2020

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What are the symptoms of HTLV-I associated myelopathy?

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