241Takayasu Arteritis (TA) (高安氏症)
242Tay Sachs (戴薩克斯症)
243TCF4 related Neurodevelopmental Disorder
244Tetratricopeptide Repeat, Ankyrin Repeat and Coiled-coil containing 2 (TANC2)
245Thalassemia Major - Type B (地中海貧血症乙型)重型
246TRIO and F-actin Binding Protein Syndrome (TRIOBP) (Genetic Disorder)
247Tuberous Sclerosis Complex (TSC) (結節性硬化症)