- Urolithin
- Urolithin A
- Urology
- Uronic acid
- Uropod
- Uroporphyrin
- Uroporphyrinogen
- Urorectal septum
- Uroscopy
- Urosepsis
- Urostomy
- Urotensin-II
- Urothelial
- Urothelial cancer
- Ursodeoxycholic acid
- Ursodiol
- Ursolic acid
- Urtica dioica
- Urticaria
- Urticaria pigmentosa
- Urticarial dermatoses
- Urticarial vasculitis
- Urushiol
- Useful Field of View
- Usher syndrome
- Usnic acid
- Ustekinumab
- Usual interstitial pneumonia
- Uterine adnexa
- Uterine artery
- Uterine artery embolization
- Uterine atony
- Uterine balloon tamponade
- Uterine cancer
- Uterine cavity
- Uterine cervix
- Uterine contractions
- Uterine fibroids
- Uterine fundus
- Uterine gland
- Uterine horns
- Uterine hyperstimulation
- Uterine hypoplasia
- Uterine incarceration
- Uterine inversion
- Uterine isthmus
- Uterine malformation
- Uterine massage
- Uterine microbiome
- Uterine natural killer cells
- Uterine papillary serous carcinoma
- Uterine perforation
- Uterine prolapse
- Uterine rupture
- Uterine sarcoma
- Uterine septum
- Uterine sound
- Uterine tachysystole
- Uteroglobin
- Uterosacral ligament
- Uterotonics
- Uterotubal junction
- Uterus
- Uterus didelphys
- Uterus transplantation
- Utilitarianism
- Utilization management
- Utricle
- Utrophin
- Uvea
- Uveal melanoma
- Uveitic glaucoma
- Uveitis
- Uvulectomy
- Uvulopalatopharyngoplasty
- Uvulotomy
- V(D)J recombination
- V-ATPase
- V-Src
- V600E
- VA conduction
- VACTERL association
- VAERS
- VATS
- VATS lobectomy
- VAV3
- VBAC
- VCaP
- VD
- VDAC
- VDAC1
- VDAC2
- VDAC3
- VDJ recombination
- VDRE
- VDRL
- VE-cadherin
- VEGF
- VEGF receptors
- VEGFR-2 inhibitor
- VEGFR1
- VEGFR2
- VEMP
- VG
- VG-1
- VHL
- VHb
- VIP
- VIPR2
- VIPoma
- VLA-4
- VLDL
- VLDL receptor
- VM
- VMAT1
- VMAT2
- VNA
- VNG
- VNTR
- VO2 max
- VOT
- VP40
- VPR
- VPU
- VPg
- VRSA
- VT2
- Vaborbactam
- Vaccenic acid
- Vaccination
- Vaccination Act
- Vaccinator
- Vaccine adjuvant
- Vaccine adverse event
- Vaccine diplomacy
- Vaccine efficacy
- Vaccine failure
- Vaccine injury
- Vaccine resistance
- Vaccine therapy
- Vaccine trials
- Vaccine-naive
- Vaccine-preventable disease
- Vaccinia
- Vaccinia immune globulin
- Vaccinia virus
- Vaccinium myrtillus
- Vacuoles
- Vacuolization
- Vacutainer