Eponyms beginning with T
- Tay's syndrome (Chong Hai Tay)
- Tay-Sachs disease
- Tay-Sachs O variant
- Tay-Sachs syndrome
- Taybi's syndrome
- Taybi's syndrome
- Taybi-Linder syndrome
- Taylor's disease
- Taylor's syndrome
- Ter Haar syndrome
- Ter Haar-Hamel-Hendricks syndrome
- Ter Haar-Hendricks syndrome
- Teschler-Nicola and Killian syndrome
- Teschler-Nicola and Killian-Pallister syndrome
- Teschler-Nicola syndrome
- Teschler-Nicola's syndrome
- Thaysen’s syndrome
- The correct term is Baastrup's sign.
- The MacCallan Classification of trachoma
- The Semmelweis' reflex
- Thebesian foramina
- Thebesian valve
- Thebesian veins
- Theile's canal
- Theile's glands