Neuromuscular disease: 2021 update

Area of Science:

• Neurology
• Muscle Biology
• Genetics

Background:

• Neuromuscular diseases encompass a wide range of debilitating conditions affecting muscle and nerve function.
• Understanding the underlying biology and pathogenesis is crucial for developing effective treatments.
• Recent scientific discoveries continually expand our knowledge of these complex disorders.

Purpose of the Study:

• To review significant advancements in the neuromuscular disease field reported in 2020.
• To categorize these advances into fundamental biology, emerging diseases, etiology, diagnostics, and therapeutics.
• To highlight specific conditions and research tools impacting the field.

Main Methods:

• Literature review of scientific publications from 2020.
• Synthesis of findings across diverse areas of neuromuscular research.
• Categorization of advances based on overarching themes and specific disease entities.

Main Results:

• Ten major advances in neuromuscular disease research from 2020 are presented.
• Key areas include fundamental biology, new/emerging diseases, etiology, diagnostics, and therapeutics.
• Specific conditions discussed include neuromuscular complications of COVID-19, supervillin-deficient myopathy, 19p13.3-linked distal myopathy, vasculitic neuropathy, spinal muscular atrophy, idiopathic inflammatory myopathies, and transthyretin neuropathy/myopathy.

Conclusions:

• The year 2020 saw substantial progress in understanding and managing neuromuscular diseases.
• Advances in basic science, such as myofibrillar architecture and muscle regeneration, are expected to drive future innovations.
• New diagnostic and therapeutic strategies offer hope for improved patient outcomes.