has material basis in germline mutation in TIA1 distal myopathy, Welander type https://www.malacards.org/card/welander_distal_myopathy Welander distal myopathy (WDM) is a distal myopathy, characterized by weakness in the distal upper extremities, usually finger and wrist extensors which later progresses to all hand muscles and distal lower extremity, primarily in toe and ankle extensors. MONDO:0011466 GARD:0005552 distal myopathy, Swedish type WDM Welander distal myopathy Welander distal myopathy, Swedish type UMLS:C0221054 OMIM:604454 MEDGEN:67441 Orphanet:603 autosomal dominant distal myopathy