China 
Africa 
- Trypanocidal agent
- Trypanosoma
- Trypanosoma brucei
- Trypanosoma brucei brucei
- Trypanosoma cruzi
- Trypanosoma evansi
- Trypanosoma vivax
- Trypanosomiasis
- Trypanothione
- Trypomastigote
- Trypsin
- Trypsin inhibitor
- Trypsinogen
- Tryptamine
- Tryptase
- Tryptone
- Tryptophan
- Tryptophan hydroxylase
- Tryptophanase
- Tryptophol
- Tscherne classification
- Tsetse fly
- Tsukamurella
- Tubal factor infertility
- Tubal ligation
- Tubal pregnancy
- Tubal tonsils
- Tube furnace
- Tuber cinereum
- Tuberculin
- Tuberculoid leprosy
- Tuberculoma
- Tuberculosis
- Tuberculosis elimination
- Tuberculosis treatment
- Tuberculosis vaccine
- Tuberculosis verrucosa cutis
- Tuberculostearic acid
- Tuberculous lymphadenitis
- Tuberculous meningitis
- Tuberculous pericarditis
- Tuberculous spondylitis
- Tuberculum sellae
- Tuberoinfundibular pathway
- Tuberomammillary nucleus
- Tuberous sclerosis
- Tuberous sclerosis protein
- Tubo-ovarian abscess
- Tubocurarine
- Tubocurarine chloride
- Tuboovarian abscess
- Tuboplasty
- Tubular adenoma
- Tubular carcinoma
- Tubular fluid
- Tubular heart
- Tubular proteinuria
- Tubules
- Tubulin
- Tubulin-tyrosine ligase
- Tubuloglomerular feedback
- Tubulointerstitial nephritis
- Tubulopathy
- Tubulovillous adenoma
- Tucatinib
- Tufted angioma
- Tufted cells
- Tuftsin
- Tui na
- Tularemia
- Tulip fingers
- Tulle gras
- Tullio phenomenon
- Tulobuterol
- Tumefactive multiple sclerosis
- Tumescence
- Tumescent anesthesia
- Tumescent liposuction
- Tumor board review
- Tumor cells
- Tumor hypoxia
- Tumor infiltrating lymphocytes
- Tumor initiation
- Tumor lysis syndrome
- Tumor markers
- Tumor mutational burden
- Tumor necrosis factor
- Tumor necrosis factor alpha
- Tumor necrosis factor receptor
- Tumor necrosis factor superfamily
- Tumor progression
- Tumor promoter
- Tumor suppressor genes
- Tumor-associated glycoprotein
- Tumor-associated glycoprotein 72
- Tumor-induced osteomalacia
- Tumoral calcinosis
- Tumors
- Tumour heterogeneity
- Tumour-necrosis factors
- Tums
- Tunga
- Tunga penetrans
- Tungiasis
- Tungstate
- Tunica adventitia
- Tunica albuginea
- Tunica externa
- Tunica intima
- Tunica media
- Tunica vaginalis
- Tunica vasculosa lentis
- Tunicamycin
- Tunnel vision
- Tunneling nanotubes
- Tuohy needle
- Turanose
- Turbidimetry
- Turbidity
- Turbinate
- Turbinectomy
- Turcot syndrome
- Turf toe
- Turgor
- Turgor pressure
- Turicibacter
- Turmeric
- Turmerone
- Turner syndrome
- Turnover
- Turnover number
- Turns
- Turpentine
- Turpentine oil
- Tuskegee Syphilis Experiment
- Tussilago
- Tutin
- Tween 80
- Twelve-step program
- Twice Exceptional
- Twin Reversed Arterial Perfusion
- Twin anemia-polycythemia sequence
- Twin registry
- Twin study
- Twin-to-twin transfusion syndrome
- Twinrix
- Twins Early Development Study
- Twist2
- Twitching motility
- Two point discrimination