List of medical abbreviations: U

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Medical abbreviations


Abbreviation Meaning
UOSM urine osmolality
UA urinalysis
unstable angina
U/A upon arrival
UPO until proven otherwise
USA unstable angina
UAE Uterine Artery Embolization (synonym for Uterine Fibroid Embolization)
UBT urea breath test
UC ulcerative colitis
uterine contraction
UCHD usual childhood diseases (see list of childhood diseases)
UCTD Undifferentiated connective tissue disease
UCx Urine culture
UD as directed (from Latin ut dictum)
UDS urine drug screening
Undifferentiated sarcoma
UE upper extremity
U&E urea and electrolytes (blood test) (for sodium and potassium, and often creatinine)
UFE Uterine Fibroid Embolization
UIP usual interstitial pneumonitis
UGI upper gastrointestinal
ULN upper limit of normal
UNOS United Network for Organ Sharing
UOP, UO, U/O urinary output
Ung ointment (from Latin unguentum)
Unk unknown
UPJ ureteropelvic junction (see pyeloplasty)
UPT urine pregnancy test
URA unilateral renal agenesis
URI upper respiratory infection
URS Ureteroscopy
URTI upper respiratory tract infection
US ultrasonogram
USG ultrasonogram
USO unilateral salpingo-oophorectomy
USOH usual state of health
USP United States Pharmacopeia
USR unheated serum reagin
USS ultrasound scan
UTI urinary tract infection
UUS upper uterine segment
UVAL ultraviolet argon laser


Medical abbreviations

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