Browse Medical Abbreviations

U unit(s); urine; uracil
U a unit a
U-100 100 units per milliliter (insulin)
U/A urinalysis
U/L upper and lower
u/o urine output
U/P uretero pelvic
U/S ultrasound
UA unstable angina; urinalysis
Ua uranium
UAC umbilical artery catheter
UAO upper airway obstruction
UAP unlicensed assistive personnel; unstable angina pectoris
UB upper body
UC unchanged; uterine contraction; ulcerative colitis
UCB umbilical cord blood
UCC urothelial cell carcinoma; urgent care center
UCG urinary chorionic gonadotropin
UCL ulnar collateral ligament
UCTD undifferentiated connective tissue disease
UD unit dose; ulnar deviation
UDAB urine drugs of abuse
UE upper extremity
UEC urgent and emergency care
UES upper esophageal sphincter
UF ultrafiltration
UFC urinary free cortisol
UFH unfractionated heparin
UFR ultrafiltration rate
ug microgram (0.000001 gram)
UG urogenital
ugE microgE
UGI upper gastrointestinal
UHF ultrahigh frequency
uL microliter
UL (tolerable) upper intake level; upper lid
ul ulnar
ULBW ultra low birth weight
ULNS upper limits of normal size
umb umbilicus, umbilical
UMN upper motor neuron
UN united nations
ung ointment (unguentum)
UNICEF United Nations International Children's Emergency Fund
unilat. unilateral
unk unknown
UNOS United Network For Organ Sharing
UO urinary output
UOP urinary output
UOQ upper outer quadrant
uPA urokinase plasminogen activator
UPC units of packed cells
UPDRS Unified Parkinson's Disease Rating Scale
UPJ uretero pelvic junction
UPP urethral pressure profile
UPT urine pregnancy test
UQ upper quadrant
UR utilization review; upper respiratory
ur urine
URI upper respiratory infection
Urol urology
URQ upper right quadrant
URT upper respiratory tract
URTI upper respiratory tract infection
US ultrasonic; ultrasound
USP United States Pharmacopeia
uSpA undifferentiated spondylarthropathy
ut uterus
ut. dict. as directed (ut dictum)
UTD up to date
UTI urinary tract infection
UTox urine toxicology screen (for drugs)
UTV ultrasound transmission velocity
UUN urine urea nitrogen
UV umbilical vein; ultraviolet; urine volume
UVA ultraviolet A (rays)
UVB ultraviolet B (rays)
UVC umbilical venous catheter
UVGI ultraviolet germicidal irradiation
UVJ uretero vesicle junction