Spinal Muscular Atrophy, Type I, also known as werdnig-hoffmann disease, is related to distal spinal muscular atrophy 1 and spinal muscular atrophy, x-linked 2. An important gene associated with Spinal Muscular Atrophy, Type I is SMN1 (Survival Of Motor Neuron 1, Telomeric), and among its related pathways/superpathways is SARS-CoV-2 modulates host translation machinery. The drugs Valproic acid and Phenylbutyric acid have been mentioned in the context of this disorder. Affiliated tissues include spinal cord and brain, and related phenotypes are decreased fetal movement and respiratory insufficiency