Teaching NeuroImages: MRI "target sign" and neurofibromatosis type 1
نویسندگان
چکیده
منابع مشابه
Teaching neuroimages: MRI "target sign" and neurofibromatosis type 1.
A 9-year-old girl presented with a firm occipital swelling. She had multiple café-au-lait lesions without other clinical features or family history of neurofibromatosis type 1 (NF1). MRI showed subcutaneous soft tissue mass in the left occipitotemporal region with “target sign” suggestive of plexiform neurofibroma (figure 1). There were supra and infratentorial T2-weighted hyperintense lesions,...
متن کاملTeaching neuroImages: MRI changes in superficial siderosis.
A 41-year-old woman presented with 2 months of dysarthria. Her history included 6 years of unsteadiness resulting in multiple falls and 10 years of intermittent urinary incontinence. She had a history of significant trauma including having been knocked over by a horse and being involved in 2 car accidents, 1 resulting in loss of consciousness and amnesia. On examination, she had finger-nose dys...
متن کاملTeaching NeuroImages: MRI in fibrodysplasia ossificans progressiva.
A 3-year-old boy presented with abnormal neck posturing and rapidly growing lumps over the neck. The presence of typical malformed great toes and ectopic calcification (figure, A–C) and an affected family member confirmed the diagnosis of fibrodysplasia ossificans progressiva (FOP).1 MRI of the cervicothoracic region (figure, C, E–G) revealed diffuse hyperintense signals extending along the nec...
متن کاملTeaching NeuroImages: MRI in methylmalonic acidemia.
An 18-month-old girl presented with recurrent episodes of encephalopathy, starting from the third postnatal day, and delayed development. Her parents were nonconsanguineous. She had microcephaly, generalized hypotonia, brisk stretch reflexes, extensor plantar response, choreiform movements, and dystonia of hands and feet. Evaluation showed metabolic acidosis and hyperammonemia. Tandem mass spec...
متن کاملTeaching neuroimages: MRI in advanced neuromyelitis optica.
A 51-year-old woman was treated with multiple medications for relapsing-remitting multiple sclerosis (MS) over 20 years, including interferons and glatiramer, but continued to have recurrent attacks of optic neuritis and transverse myelitis, leading to bilateral blindness and triplegia. Even with MS-type lesions onMRI, neuromyelitis optica (NMO) was ultimately suspected and confirmed by detecti...
متن کاملذخیره در منابع من
با ذخیره ی این منبع در منابع من، دسترسی به آن را برای استفاده های بعدی آسان تر کنید
ژورنال
عنوان ژورنال: Neurology
سال: 2012
ISSN: 0028-3878,1526-632X
DOI: 10.1212/wnl.0b013e318248df63