220Spondyloepiphyseal Dysplasia Congenita (SEDC) (先天性脊椎骨骺發育不全症)
221Stat1 Immunodeficiency (Genetic Disorder) (Stat1免疫缺陷) (基因突變)
222Stiff Person Syndrome (SPS) (僵硬人症侯群)
223Succinic Semialdehyde Dehydrogenase Deficiency (SSADH) (琥珀酸半醛脱氢酶缺乏症)
224Supernumerary Chromosome 8 Syndrome (Genetic Disorder)
225Symbrachydactyly (先天手差異)