| Tooth infection | http://bio2rdf.org/meddra:C0877046 | | |
| Tophus | http://bio2rdf.org/meddra:C0221248 | | |
| Torsades de Pointes | http://bio2rdf.org/meddra:C0040479 | | |
| Total Peripheral Resistance | http://bio2rdf.org/meddra:C1258192 | | |
| Toxic Epidermal Necrolysis | http://bio2rdf.org/meddra:C0014518 | | |
| Toxic multinodular goiter | http://bio2rdf.org/meddra:C0154143 | | |
| Toxic nodular goitre | http://bio2rdf.org/meddra:C0342127 | | |
| Toxoplasmosis | http://bio2rdf.org/meddra:C0040558 | | |
| Toxoplasmosis, Cerebral | http://bio2rdf.org/meddra:C0085315 | | |
| Tracheobronchitis | http://bio2rdf.org/meddra:C0040586 | | |
| Trachoma | http://bio2rdf.org/meddra:C0040592 | | |
| Transaminases increased | http://bio2rdf.org/meddra:C0438717 | | |
| Transformed migraine | http://bio2rdf.org/meddra:C1960870 | | |
| Transfusion dependent anaemia | http://bio2rdf.org/meddra:C3666003 | | |
| Transfusion Reaction | http://bio2rdf.org/meddra:C0274435 | | |
| Transient Ischemic Attack | http://bio2rdf.org/meddra:C0007787 | | |
| Transmural myocardial infarction | http://bio2rdf.org/meddra:C1400513 | | |
| Transposition of Great Vessels | http://bio2rdf.org/meddra:C0040761 | | |
| Traumatic Brain Injury | http://bio2rdf.org/meddra:C0876926 | | |
| Traumatic injury | http://bio2rdf.org/meddra:C3263723 | | |
| Traveller's diarrhea | http://bio2rdf.org/meddra:C0277528 | | |
| Trembling | http://bio2rdf.org/meddra:C0234369 | | |
| Tremor | http://bio2rdf.org/meddra:C0040822 | | |
| Tremulousness | http://bio2rdf.org/meddra:C0542247 | | |
| Trichinellosis | http://bio2rdf.org/meddra:C0040896 | | |
| Trichomonas Infections | http://bio2rdf.org/meddra:C0040921 | | |
| Trichomonas Vaginitis | http://bio2rdf.org/meddra:C0040923 | | |
| Tricuspid Atresia | http://bio2rdf.org/meddra:C0243002 | | |
| Trigeminal Neuralgia | http://bio2rdf.org/meddra:C0040997 | | |
| Triglycerides normal | http://bio2rdf.org/meddra:C0858310 | | |