Late-onset and acute presentation of Brown-Vialetto-Van Laere syndrome in a Brazilian family
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چکیده
منابع مشابه
Late-onset and acute presentation of Brown-Vialetto-Van Laere syndrome in a Brazilian family
Riboflavin transporter deficiency (formerly known as Brown-Vialetto-Van Laere [BVVL] or Fazio-Londe syndrome) is a neurodegenerative disorder characterized by progressive bulbar palsy with sensorineural deafness or bulbar hereditary neuropathy. It is caused by mutations in the riboflavin transporter genes SLC52A2 (RFVT2) or SLC52A3 (RFVT3). It is a rare syndrome with approximately 70 cases repo...
متن کاملBrown-Vialetto-Van Laere syndrome
The Brown-Vialetto-Van Laere syndrome (BVVL) is a rare neurological disorder characterized by progressive pontobulbar palsy associated with sensorineural deafness. Fifty-eight cases have been reported in just over 100 years. The female to male ratio is approximately 3:1. The age of onset of the initial symptom varies from infancy to the third decade. The syndrome most frequently presents with s...
متن کاملA Brazilian family with Brown-Vialetto-van Laere syndrome with autosomal recessive inheritance.
We report the first Brazilian family with Brown-Vialetto-van Laere syndrome. The presence of consanguineous marriages and illness affecting three sisters and one niece support an autosomal recessive transmission. The age at onset of the illness ranged from 12 to 20 years old. The time interval between hearing loss and involvement of other cranial nerves varied from 3 to 12 years. MRI demonstrat...
متن کاملBrown-Vialetto-van Laere syndrome; the first Turkish case.
We describe a 14-year-old female patient with progressive ponto-bulbar palsy and deafness. The first symptom was present at the age of 9 as a difficulty in walking and then she was stable with mild clumsy walking till 14 year-old. It was noticed that she had rapidly progression gait disorder, hearing loss, difficulty in swallowing and speaking in a period of 2.5 months. Clinically, there were b...
متن کاملRemarkable motor recovery after riboflavin therapy in adult-onset Brown—Vialetto—Van Laere syndrome
The clinical diagnosis of Brown-Vialetto-Van Laere syndrome in this woman with rapidly progressive pontobulbar palsy led to empirical high-dose oral riboflavin (1200 mg/day) therapy. This resulted in a dramatic improvement in her motor function from being anarthric, dysphagic, tetraparetic and in ventilatory failure to living independently with mild dysarthria and distal limb weakness. DNA sequ...
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ژورنال
عنوان ژورنال: Neurology Genetics
سال: 2018
ISSN: 2376-7839
DOI: 10.1212/nxg.0000000000000215