Background Brown−Vialetto−Van Laere syndrome (BVVLS) and Fazio−Londe disease (FLD) are rare neurological disorders presenting with pontobulbar palsy, muscle weakness respiratory insufficiency. Mutations in SLC52A2 (hRFVT-2) or SLC52A3 (hRFVT-3) genes can be responsible for these an autosomal recessive pattern of inheritance. The aim this study was to screen mutations among Indian families diagn...