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Background: Spinal Muscular Atrophy (SMA) is a rare disease that affects 1 in 11 000 live births. Recent developments in SMA treatments have included new disease-modifying therapies that require high quality data to inform decisions around initiation and continuation of therapy. In Canada, there are no nationally agreed upon outcome measures (OM) used in adult SMA. Standardization of OM is essential to obtain high quality data that is comparable among neuromuscular clinics.
Objective: To develop a recommended toolkit and timing of OM for assessment of adults with SMA.
Methods: A modified delphi method consisting of 2 virtual voting rounds followed by a virtual conference was utilized with a panel of expert clinicians treating adult SMA across Canada.
Results: A consensus-derived toolkit of 8 OM was developed across three domains of function, with an additional 3 optional measures. Optimal assessment frequency is 12 months for most patients regardless of therapeutic access, while patients in their first year of receiving disease-modifying therapy should be assessed more frequently.
Conclusions: The implementation of the consensus-derived OM toolkit will improve monitoring and assessment of adult SMA patients, and enrich the quality of real-world evidence. Regular updates to the toolkit must be considered as new evidence becomes available.
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http://dx.doi.org/10.3233/JND-200617 | DOI Listing |
Mol Genet Genomic Med
September 2025
Department of Maternal-Fetal Medicine, Augusta University, Augusta, Georgia, USA.
Introduction: Spinal muscular atrophy (SMA), caused by pathogenic variants in the survival motor neuron (SMN) gene, is the most common genetic cause of mortality in children under the age of two. Prior reports of obstetric sonograms performed in pregnancies with severe forms of fetal SMA have discrepant findings that may stem from a failure to account for the SMN2 copy number.
Methods: We present a neonate diagnosed with SMA type 0 postnatally (0SMN1/1SMN2 genotype).
Orphanet J Rare Dis
September 2025
Department of Neurology, University Hospital Carl Gustav Carus at Technische Universität Dresden, Dresden, Germany.
Background: Natural history data show that respiratory function is impaired in SMA patients. Observational studies have shown stabilization of respiratory function in adult SMA patients treated with nusinersen. However, long-term studies investigating the effect of nusinersen on respiratory function in adult SMA patients are rare.
View Article and Find Full Text PDFPLoS One
September 2025
Department of Plastic and Reconstructive Surgery, Keio University School of Medicine, Tokyo, Japan.
In adult mammals and other highly developed animals, incomplete wound healing, scar formation, and fibrosis occur. No treatment for complete tissue regeneration is currently available. However, in mice, at up to 13 days of gestation, early embryonic wounds regenerate without visible scarring.
View Article and Find Full Text PDFMater Today Bio
October 2025
Radboud University Medical Center, Research Institute for Medical Innovation, Department of Medical BioSciences, Geert Grooteplein 28, 6525 GA, Nijmegen, the Netherlands.
Severe scarring is an inevitable consequence of large full-thickness skin wounds, often leading to long-term complications that affect patients' well-being and necessitate extended medical interventions. While autologous split-thickness skin grafts remain the clinical standard for wound treatment, they frequently result in contractures, excessive scarring, and the need for additional corrective procedures. To address these challenges, bioengineered skin substitutes capable of promoting efficient healing while reducing complications are highly desirable.
View Article and Find Full Text PDFBiology (Basel)
August 2025
Department of Pharmacological Science, University of Milan, Via G. Balzaretti 9, 20133 Milan, Italy.
Since its discovery in the late 19th century, spinal muscular atrophy (SMA) has had a significant medical and societal impact, primarily affecting newborns, toddlers, and young adults. While new pharmaceutical strategies are effective in treating SMA in a particular subset of patients, continued research is necessary to improve the well-being of patients. Treatments are needed for those who do not respond to newly approved drugs and older patients with significantly compromised neuron systems.
View Article and Find Full Text PDF