title: Visual diagnosis: monozygotic twins who have congenital heart disease and distinctive facial features.
mesh_terms: D002675:Child, Preschool; D004200:Diseases in Twins / Q000175:diagnosis*; D019066:Facies; D006330:Heart Defects, Congenital / Q000175:diagnosis* / Q000601:surgery; D006801:Humans; D007668:Kidney / Q000002:abnormalities / Q000000981:diagnostic imaging; D008297:Male; D014430:Twins, Monozygotic; D016216:Ultrasonography, Prenatal; D018980:Williams Syndrome / Q000175:diagnosis*