title: Retinoblastoma occurring in four successive generations.
abstract: Retinoblastoma occurring in four successive generations is described, followed by a brief discussion on the mode of inheritance of these tumours.
mesh_terms: D002648:Child; D002675:Child, Preschool; D005134:Eye Neoplasms / Q000235:genetics*; D005260:Female; D006801:Humans; D007223:Infant; D008297:Male; D010375:Pedigree; D012175:Retinoblastoma / Q000235:genetics*