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4 lip 2024 · Acute disseminated encephalomyelitis (ADEM), as the name would suggest, is featured by a monophasic acute inflammation and demyelination of white matter typically following a recent (1-2 weeks prior) viral infection or vaccination 4,6.
Acute disseminated encephalomyelitis (ADEM) a monophasic autoimmune demyelinating disease of the central nervous system that occurs after a febrile infection or vaccination. Typically, ADEM manifests as multifocal high T2WI/ FLAIR signal lesions mimicking multiple sclerosis (MS).
This case demonstrates typical imaging features of ADEM, which although characterized as a monophasic illness, individual lesions are not all at the same stage of evolution, thus some small or inapparent lesions early on can be seen to appear and mature even while other lesions regress.
ADEM występuje zwykle po kilku tygodniach (od jednego do trzech) po przebyciu choroby wirusowej, po szczepieniach ochronnych lub po przyjęciu surowicy odpornościowej. Niezależnie od czynnika wywołującego chorobę jest wiele cech wspólnych, choć opisywane są też pewne różnice.
3 paź 2012 · Many patients who are diagnosed as having acute disseminating encephalomyelitis (ADEM) or Transverse Myelitis, may have recurrent disease and later turn out to have MS (red arrow).
23 cze 2024 · Acute Disseminated Encephalomyelitis (ADEM) is an immune-mediated inflammatory disorder of the central nervous system, typically following a viral infection or vaccination. It is characterised by widespread demyelination, primarily affecting the white matter of the brain and spinal cord.
8 maj 2018 · Appearance of new lesions at MRI suggests the diagnosis of multiphasic ADEM or multiple sclerosis (MS). Diagnosis of acute disseminated encephalomyelitis is based on clinical and radiological features because there is no specific biological marker or confirmatory test.
