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

What does u and e mean in medical terms
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