منابع مشابه
The hot cross bun sign.
Hot cross bun sign refers to the cruciform-shaped hyperintensity on T2W axial magnetic resonance images (MRI) in multisystem atrophy due to the selective loss of myelinated transverse pontocerebellar fibers and neurons in the pontine raphe and sparing of the pontine tegmentum and corticospinal tracts [Figure 1, Figure 2].[1] The name derives from a sweet spiced bun baked by the Christian church...
متن کاملHot cross bun sign in a case with multisystem atrophy
A 65-year-old man came to our clinic with progressive disequilibrium and gait problem since 6 years. During this period, he had also urinary incontinency. On neurologic examination, he had scanning speech and bidirectional nystagmus. There was hypokinesia in upper and lower limbs and on cerebellar tests finger to nose and heel to shin were impaired (severe dysmetria); he was unable to walk with...
متن کامل"Hot cross bun" sign in variant Creutzfeldt-Jakob disease.
Disease The “hot cross bun” sign refers to pontine cruciform hyperintensity on long TR sequences, which can be observed in multiple-system atrophy, spinocerebellar atrophy types 2 and 3, and in parkinsonism secondary to vasculitis. It has not been previously demonstrated in variant Creutzfeldt-Jakob disease (vCJD), to our knowledge. A 16-year-old girl, diagnosed with vCJD at age 14 years and de...
متن کاملHIV-Associated JC Virus–Granule-Cell Neuronopathy (JCV–GCN) with the Hot-Cross-Bun Sign
Progressive multifocal leukoencephalopathy (PML) remains an important complication of HIV-1/AIDS, despite widespread combined antiretroviral therapy (cART). As its name implies, it was long thought to be only a demyelinating disease restricted to brain white matter. However, JC virus (JCV), the causative agent of the classic PML form, infects glial cells and neurons, and is now known as the eti...
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ژورنال
عنوان ژورنال: Internal Medicine
سال: 2015
ISSN: 0918-2918,1349-7235
DOI: 10.2169/internalmedicine.54.3460