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Arch Rehabil Res Clin Transl
December 2024
Section of Neurorehabilitation, Department of Translational Research and New Technologies in Medicine and Surgery, University of Pisa, Pisa, Italy.
Nystagmus has various clinical manifestations, including downbeat, upbeat, and torsional types, each associated with distinct neurologic features. Current rehabilitative interventions focusing on fixation training and optical correction often fail to achieve complete resolution. When nystagmus coexists with fragile X-associated tremor/ataxia syndrome (FXTAS), functional impairments worsen, particularly affecting balance.
View Article and Find Full Text PDFOrphanet J Rare Dis
January 2025
Ophthalmology Department, Centro Hospitalar e Universitário de Coimbra (CHUC), Hospitais da Universidade de Coimbra (HUC), ULS Coimbra, Praceta Prof. Mota Pinto, 3000-075, Coimbra, Portugal.
Background: Syndromic genetic disorders affecting vision can also cause hearing loss, and Usher syndrome is by far the most common etiology. However, many other conditions can present dual sensory impairment. Accurate diagnosis is essential for providing patients with genetic counseling, prognostic information, and appropriate resources.
View Article and Find Full Text PDFNeuropediatrics
January 2025
Department of Inborn Errors of Metabolism, Ludwig-Maximilians-University Munich, University Hospital, Munich, Germany.
Ceroid lipofuscinosis type 2 (CLN2) is caused by biallelic pathogenic variants in the TPP1 gene, encoding lysosomal tripeptidyl peptidase 1 (TPP1). The classical late-infantile phenotype has an age of onset between 2 and 4 years and is characterized by psychomotor regression, myoclonus, ataxia, blindness, and shortened life expectancy. Vision loss occurs due to retinal degeneration, usually when severe neurological symptoms are already evident.
View Article and Find Full Text PDFCureus
December 2024
Pediatrics, Dr. D. Y. Patil Medical College, Hospital, and Research Centre, Dr. D. Y. Patil Vidyapeeth (Deemed to be University), Pune, IND.
Miller Fisher syndrome (MFS) is a rare Guillain-Barré syndrome (GBS) variant. The global incidence of GBS is approximately one to two in 100,000 children (aged 0 to 15 years) per year. Miller Fisher syndrome represents a further small subset, with the incidence being one to two in 1,000,000 children.
View Article and Find Full Text PDFHum Genome Var
January 2025
Sabin Diagnóstico e Saúde, Brasília, DF, Brazil.
Here, we report the case of a 29-year-old male with classic Pelizaeus-Merzbacher disease (PMD) harboring the PLP1 variant NM_000533.5:c.62 C > T, leading to an NP_000524.
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