question: Is the genetic change at chromosome 20, position 419671, within gene RBCK1 (RANBP2-type and C3HC4-type zinc finger containing 1) benign or pathogenic? Name the disease(s) if pathogenic.
answer: pathogenic; ['Polyglucosan_body_myopathy_1_without_immunodeficiency', 'Polyglucosan_body_myopathy_type_1']