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Dictionary of Medical Acronyms & Abbreviations

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[ U ]

  U1 | U2 |
  • UMPH  uridine 5´-monophosphate phosphohydrolase
  • UMPK  uridine monophosphate kinase
  • UMPS  uridine monophosphate synthase
  • UMS  urethral manipulation syndrome
  • UMT  units of medical time
  • UN  ulnar nerve; undernourished; unilateral neglect; updraft nebulizer; urea nitrogen; urinary nitrogen
  • UNa, UNa  urinary sodium
  • UNAI  Uniform Needs Assessment Instrument for posthospital care
  • UNAIDS  United Nations Acquired Immunodeficiency Syndrome [program]
  • UNASEM  Unstable Angina Study Using Eminase
  • UNAV  Una virus
  • uncomp  uncompensated
  • uncond  unconditioned
  • UNCV  ulnar nerve conduction velocity
  • undet  undetermined
  • UNDP  United Nations Development Program
  • UNDRO  United Nations Disaster Relief Organization
  • UNE  urinary norepinephrine
  • UNEP  United Nations Environmental Programme
  • UNFPA  United Nations Population Fund
  • UNG  uracil deoxyribonucleic acid glycosylase
  • UNHCR  United Nations High Commission on Refugees
  • UniGene  Unique Human Gene Sequence Collection
  • unilat  unilateral
  • UNIS  Urological Nursing Information System
  • univ  universal
  • unk, unkn  unknown
  • UNL  upper normal limit
  • UNLS  Unified Nursing Language System
  • UNOS  United Network for Organ Sharing
  • UNRPCA  Use of Nicardipine to Retard the Progression of Coronary Atherosclerosis [trial]
  • UNSA  Unstable Angina Study
  • unsat  unsatisfactory; unsaturated
  • UNSCEAR  United Nations Scientific Committee on Effects of Atomic Radiation
  • UNT  untreated
  • UNTS  unilateral nevoid telangiectasia syndrome
  • UNX  uninephrectomy
  • UO  under observation; undetermined origin; urethral orifice; urinary output
  • U/O  urinary output
  • u/o  under observation
  • UOP  urinary output
  • UOQ  upper outer quadrant
  • UOsm  urinary osmolality
  • UOV  units of variance
  • UOX  urate oxidase
  • UP  parallax unsharpness; ulcerative proctitis; ultrahigh purity; unipolar; upright posture; ureteropelvic; uridine phosphorylase; uroporphyrin
  • U/P  urine to plasma [ratio]
  • uPA, u-PA  urokinase plasminogen activator
  • uPAR  urokinase type plasminogen activator receptor
  • UPase  uridine phosphorylase
  • UPC  usual provider continuity
  • UPD  ulcerative periodontal disease; uniparental disomy; urinary production
  • UPDIC  Uppsala Prospective Diabetes Control [study]
  • UPDRS  Unified Parkinson Disease Rating Scale
  • UPEC  uropathogenic Escherichia coli signature-tagged mutagenesis A
  • UPEP  urinary protein electrophoresis; urine protein electrophoresis
  • UPET  Urokinase Pulmonary Embolism Trial
  • UPF  universal proximal femur [prosthesis]
  • UPG  uroporphyrinogen
  • UPGMA  unweighted pair group method with averages
  • UPI  unique patient identifier; uteroplacental insufficiency; uteroplacental ischemia
  • UPID  uniparental isodisomy
  • UPIF  uniform provider [electronic] interchange format
  • UPIN  universal physician identifier number [Health Care Financing Administration, HCFA]
  • UPJ  ureteropelvic junction
  • UPJO  ureteropelvic junction obstruction
  • UPL  unusual position of limbs
  • UPOV  Upolu virus
  • UPP  urethral pressure profile
  • UPPP  uvulopalatopharyngoplasty
  • UPPRA  upright peripheral plasma renin activity
  • UPS  ultraviolet photoelectron spectroscopy; uninterruptible power supply; uroporphyrinogen synthetase; uterine progesterone system
  • UPSC  uterine papillary serous carcinoma
  • Υ  Greek capital letter upsilon
  • υ  Greek lowercase letter upsilon
  • UPSIT  University of Pennsylvania Smell Identification Test
  • UPSIZE  Ultrasound-controlled Percutaneous Transluminal Coronary Angioplasty with Optional Balloon Size [study]
  • UpU  uridyl (3´-5´)uridine
  • UQ  ubiquinone; upper quadrant
  • UQAC  unit quality assurance committee
  • UQCRC  ubiquinol-cytochrome c reductase core
  • UQL  unacceptable quality level
  • UQS  upper quadrant syndrome
  • UR  unconditioned reflex; upper respiratory; uridine; urinal; urology; utilization review
  • Ur  urea; urine, urinary
  • URA  unilateral renal agenesis
  • URA, Ura  uracil
  • URAC  Utilization Review Accreditation Commission
  • URALMI  Urokinase and Alteplase in Myocardial Infarction [study]
  • URC  upper rib cage; utilization review committee
  • URD  unrelated donor; unspecified respiratory disease; upper respiratory disease
  • Urd  uridine
  • ureth  urethra
  • URF  unidentified reading frame; uterine relaxing factor
  • URG  urogastrone
  • URI  uniform resource identifier; upper respiratory illness; upper respiratory infection
  • URISA  Urban and Regional Information Systems Association
  • URK  urokinase
  • URL  uniform resource locator; upper rate limit [pacemaker]
  • URN  uniform resource name
  • U-RNA  uridylic acid ribonucleic acid
  • URO  urology; uroporphyrin; uroporphyrinogen; utilization review organization
  • UROD  uroporphyrinogen decarboxylase
  • URO-GEN  urogenital
  • Urol  urology, urologist
  • UROS  uroporphyrinogen synthase
  • URQ  upper right quadrant
  • URR  upstream regulatory region
  • URS  ultrasonic renal scanning; upstream repressing sequence
  • UR2SV  UR2 sarcoma virus
  • URT  upper respiratory tract
  • URTI  upper respiratory tract infection
  • URUV  Urucuri virus
  • URVD  unilateral renovascular disease
  • US  screen unsharpness; ultrasonic, ultrasound, ultrasonography; unconditioned stimulus; unique sequence; unit separator; upper segment; upper strength; urinary sugar; Usher syndrome
  • US1  Usher syndrome type I
  • US2  Usher syndrome type II
  • US3  Usher syndrome type III
  • US4  Usher syndrome type IV
  • u/s  ultrasonic or ultrasound
  • US1A  Usher syndrome type IA
  • US2A  Usher syndrome type IIA
  • USAFH  United States Air Force Hospital
  • USAFRHL  United States Air Force Radiological Health Laboratory
  • USAH  United States Army Hospital
  • USAHC  United States Army Health Clinic
  • USAID  United States Agency for International Development
  • USAIDR  United States Army Institute of Dental Research
  • USAM  Unified Services Action Model
  • USAMEDS  United States Army Medical Service
  • USAMRICD  United States Army Research Institute of Chemical Defense
  • USAMRID  United States Army Medical Research Institute of Infectious Diseases
  • USAMRIID  United States Army Medical Research Institute for Infectious Diseases
  • USAMRMC  United States Army Medical Research and Materiel Command
  • USAN  United States Adopted Names
  • USAR  urban search and rescue
  • USASI  United States of America Standards Institute
  • USAT  ultrasmall aperture terminal
  • USB  upper sternal border
  • US1B  Usher syndrome type IB
  • US2B  Usher syndrome type IIB
  • USBS  United States Bureau of Standards
  • USBWC  United States Biological Warfare Committee
  • US1C  Usher syndrome type IC
  • USCA  ultrasound contrast agent
  • USCG  ultrasonic cardiography
  • USCR  universal self-care requisites
  • USCT  ultrasound computed tomography
  • USD  United States Dispensary
  • USDA  United States Department of Agriculture
  • USDHEW  United States Department of Health, Education, and Welfare
  • USDHHS  United States Department of Health and Human Services
  • USE  ultrasonic echography
  • USEIR  United States Eye Injury Registry
  • USF  upstream stimulatory factor
  • USFA  United States Fire Administration
  • USFMG  United States foreign medical graduate
  • USFMS  United States foreign medical student
  • USG  ultrasonography; user semantic group
  • USH  Usher syndrome
  • USH1  Usher syndrome type I
  • USH1A  Usher syndrome type IA
  • USH1B  Usher syndrome type IB
  • USH1C  Usher syndrome type IC
  • USH2  Usher syndrome type II
  • USH2A  Usher syndrome type IIA
  • USH2B  Usher syndrome type IIB
  • USH3  Usher syndrome type III
  • USH4  Usher syndrome type IV
  • US+HC  ultrasound-driven hydrocortisone
  • USHL  United States Hygienic Laboratory
  • USHMAC  United States Health Manpower Advisory Council
  • USI  universal serial interface; urinary stress incontinence
  • USIA  United States Information Agency
  • USIMG  United States citizen international medical school graduate
  • USL  ultrasound lithotripsy
  • US/LS  upper strength/lower strength [ratio]
  • USMG  United States or Canada medical school graduate
  • USMH  United States Marine Hospital
  • USMLE  United States Medical Licensing Examination
  • USMRID  United States Army Medical Research Institute of Infectious Diseases
  • USN  ultrasonic nebulizer; unilateral spatial neglect
  • USNCHS  United States National Center for Health Statistics
  • USNH  United States Naval Hospital
  • USNRP  United States National Reference Preparation
  • USO  unilateral salpingo-oophorectomy
  • USP  United States Pharmacopeia
  • US+P  ultrasound and placebo
  • USPC  United States Pharmacopeia Convention
  • USPDI  United States Pharmacopeia Drug Information
  • USPET  Urokinase Streptokinase Pulmonary Embolism Trial
  • USPHS  United States Public Health Service; United States Physicians' Health Study
  • USPIO  ultrasmall particle superparamagnetic iron oxide
  • USPSTF  United States Preventive Services Task Force
  • USPTA  United States Physical Therapy Association
  • USR  unheated serum reagin
  • USRDS  United States Renal Data System
  • USS  ultrasound scanning; universal spine system; user support system
  • USUHS  Uniformed Services University of the Health Services
  • USUV  Usutu virus
  • USVH  United States Veterans Hospital
  • USVMD  urine specimen volume measuring device
  • USW  ultrashort waves
  • UT  total unsharpness; Ullrich-Turner [syndrome]; Unna-Thost [syndrome]; untested; untreated; urinary tract; urticaria
  • uT  unbound testosterone
  • UTBG  unbound thyroxine-binding globulin
  • UTC  ultrasonic tissue characterization; upper thoracic compression
  • UTD  up to date
  • UT-ETT  ultrathin endotracheal tube
  • UTI  urinary tract infection; urinary trypsin inhibitor
  • util rev  utilization review
  • UTIV  Utinga virus
  • UTO  upper tibial osteotomy; urinary tract obstruction
  • UTOPIA  Utilization of Platelet Inhibition in Angina [trial]
  • UTP  unilateral tension pneumothorax; unshielded twisted pair; uridine triphosphate
  • UTR  untranslated region
  • UTS  Ullrich-Turner syndrome; ulnar tunnel syndrome; ultimate tensile strength
  • UTTS-ETT  two-stage ultrathin-walled endotracheal tube
  • UTZ  ultrasound
  • UU  urinary urea; urine urobilinogen
  • UUID  universal unique identifier
  • UUKV  Uukuniemi virus
  • UUN  urinary urea nitrogen
  • UUO  unilateral urethral obstruction
  • UUP  urinary uroporphyrin
  • UV  ultraviolet; umbilical vein; Uppsala virus; ureterovesical; urinary volume
  • UVA  ultraviolet A; ultraviolet germicidal irradiation; ureterovesical angle
  • UV-A  ultraviolet A
  • UVAL-MED  universal visual associative language for medicine
  • UVB, UV-B  ultraviolet B
  • UVC  Ullucus virus C; ultraviolet C; umbilical venous catheter
  • UV-C  ultraviolet C
  • UVEB  unifocal ventricular ectopic beat
  • UVER  ultraviolet-enhanced reactivation
  • UVGI  ultraviolet germicidal irradiation
  • UVI  ultraviolet irradiation
  • UVJ  ureterovesical junction
  • UVL  ultraviolet light
  • UVO  uvomorulin
  • UVP  ultraviolet photometry
  • UVR  ultraviolet radiation
  • UVV  Utive virus
  • UW  unilateral weakness
  • UWB  unit of whole blood
  • UWD  Urbach-Wiethe disease
  • UWSC  unstimulated whole saliva collection
  • UWW  underwater weight
  • UX  uranium X, proactinium
  • UYP  upper yield point
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