228Stat1 Immunodeficiency (Genetic Disorder) (Stat1免疫缺陷) (基因突變)
229Stiff Person Syndrome (SPS) (僵硬人症侯群)
230Succinic Semialdehyde Dehydrogenase Deficiency (SSADH) (琥珀酸半醛脱氢酶缺乏症)
231Supernumerary Chromosome 8 Syndrome (Genetic Disorder)
232Symbrachydactyly (先天手差異)