presentation1.pptx, imaging of multiple sclerosis
TRANSCRIPT
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Radiological imaging of multiple Sclerosis.
Dr/ ABD ALLAH NAZEER. MD.
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Multiple SclerosisChronic, progressive, degenerative disorder of the CNS characterized by disseminated demyelination of nerve fibers of the brain and spinal cord
Usually affects young to middle- aged adults, with onset between 15 and 50 years of age Women affected more than men( 2-1).
EtiologyUnknown causeRelated to infectious, immunologic, and genetic factors
Possible precipitating factors include InfectionPhysical injuryEmotional stressExcessive fatiguePregnancyPoor state of health
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Multiple Sclerosis
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Dominant perivenular enhancement of tumefactive demyelinating lesions in multiple sclerosis.
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Tumefactive MS. Arrow indicates biopsy site.
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Balo’s Concentric Sclerosis.
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Baló's Concentric Sclerosis.
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Spinal cord expansion in multiple sclerosis
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SE PDW-image of the spinal cord in a patient with MS
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MS Variants and Differential diagnosis.
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ADEM – extensive involvement of the cortical and gray matter - including thalamus.
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ADEM.
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Sarcoid.
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MS like lesions in Lyme's disease.
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