An Open-Label Study of an Experimental Antisense Oligonucleotide Treatment for Amyotrophic Lateral Sclerosis (ALS) Due to an Arg15Leu Pathogenic Variant in CHCHD10

Inclusion Criteria: * Informed consent/assent provided by the participant (when appropriate), and/or participant's parent(s) or legally authorized representatives(s) * Ability to travel to the study site and adhere to study related follow-up examinations and/or procedures and provide access to participant's medical records * Genetically confirmed neurological disorder Exclusion Criteria: * Participant has any condition that in the opinion of the Site Investigator would ultimately prevent the completion of study procedures * Use of an investigational medication within less than 5 half-lives…