TA
- Tachycardia
- Takayasu's arteritis
- Takotsubo cardiomyopathy (See: Broken heart syndrome)
- Tapeworm infection
TE
- Teeth Grinding (See: Bruxism)
- Temporal arteritis (See: Giant cell arteritis)
- Temporal lobe seizure
- Temporomandibular Joint (TMJ) Disorders
- Tendinitis
- Tennis elbow
- Tension headaches
- Testicle, undescended (See: Undescended testicle)
- Testicular cancer
- Testicular torsion
- Tetralogy of Fallot
TH
- Thalassemia
- Thoracentesis
- Thoracic aneurysm (See: Thoracic aortic aneurysm)
- Thoracic aortic aneurysm
- Throat cancer
- Thromboangiitis obliterans (See: Buerger’s disease)
- Thrombocytopenia (low platelet count)
- Thrombocytopenia in children
- Thrombocytopenia, childhood (See: Thrombocytopenia in children)
- Thrombocytosis
- Thrombophlebitis
- Thumb (See: Thumb arthritis)
- Thumb arthritis
- Thunderclap headaches
- Thyroid cancer
- Thyroid nodules
- Thyroiditis, chronic lymphocytic (See: Hashimoto's disease)
T
- Tinea pedis (See: Athlete’s foot)
TO
- Toe fracture (See: Broken toe)
- Toe walking in children
- Tongue cancer
- Tongue-tie (ankyloglossia)
- Tonic-clonic seizure
- Tonsil cancer
- Tonsillitis
- Tooth decay (See: Cavities or tooth decay)
- Torn meniscus
- Torticollis, spasmodic (See: Cervical dystonia)
- Total anomalous pulmonary venous return (TAPVR)
- Tourette syndrome
- Toxic epidermal necrolysis (TEN)
- Toxic hepatitis
- Toxic shock syndrome
- Toxoplasmosis
TR
- Trachoma
- Transient global amnesia
- Transient Ischemic Attack (TIA)
- Transposition of the Great Arteries
- Tranverse myelitis
- Traumatic brain injury (TBI)
- Traveler’s diarrhea
- Trichotillomania (TTM)
- Tricuspid atresia
- Tricuspid valve disease
- Tricuspid valve regurgitation
- Trigeminal neuralgia
- Trigger finger
- Truncus arteriosus
TU
TY
- Tympanic membrance perforation (see: Ruptured eardrum)
- Type 1 diabetes
- Type 1 diabetes in children
- Type 2 diabetes
- Type 2 diabetes in children
- Type 2 in children (See: Type 2 diabetes in children)
- Typhoid fever
