disease has feature prenatal-onset spinal muscular atrophy with congenital bone fractures https://www.malacards.org/card/prenatal_onset_spinal_muscular_atrophy_with_congenital_bone_fractures spinal muscular atrophy with congenital bone fractures MONDO:0000209 MEDGEN:1798941 UMLS:C5567518 Orphanet:486811 GARD:0017882 SMABF OMIMPS:616866 spinal muscular atrophy congenital nervous system disorder arthrogryposis multiplex congenita hereditary motor neuron disease